[CHANGE ME] Re-generated bigquery_datatransfer to pick up changes in the API or client library generator.

[yoshi-automation]

This PR was generated using Autosynth. 🌈

Commits in this repo since last synth:
dfffcc7 chore(): remove now split repos (#10326)
1c9ba2c chore: remove more libs for repo split (#10313)
e14458e chore(): delete now split repo'd products (#10312)
b13c58f chore(bigquery): release 1.24.0 (#10322)
a65065c chore(bigquery): bump copyright year to 2020, tweak docstring formatting (via synth) #10225
10dd74a refactor(bigquery): update code samples of load table file and uri (#10175)
1ebe370 chore(core:) release core 1.3.0 (#10308)
d6bd819 fix(spanner): fix imports for doc samples (#10283)
970ed4c fix: update resume token for restarting BiDi streams (#10282)
f0bcbd6 fix(bigquery): fix inserting missing repeated fields (#10196)
77dd923 test(bigquery): add tests for concatenating categorical columns (#10180)
193a1dd feat(spanner): add resource based routing implementation (#10183)
e710547 feat(storage): add support for signing URLs using token (#9889)
7c87dab fix: consume part of StreamingResponseIterator to support failure while under a retry context (#10206)
c3b9327 feat(pubsub): add delivery attempt property to message object received by user code (#10205)
ad93c6c chore(translate): change line breaks in docstrings (via synth)(#10274)
75cfcc4 chore(monitoring): change docstring line breaks (via synth) (#10268)
81255ec chore(vision): change docstring line breaks (via synth) (#10275)
b9dfc45 chore(webrisk): change docstring line breaks (#10276)
141159e chore(websecurityscanner): change line breaks in docstrings (via synth) (#10277)
de7cd71 chore(trace): change docstring line breaks (via synth) (#10273)
97b1ee2 chore(texttospeech): change docstring line breaks (via synth) (#10272)
881e563 fix(tasks): change default timeout values; bump copyright year to 2020; change line breaks in docstrings (via synth) (#10271)
4ade830 chore(speech): change docstring line breaks (via synth) (#10270)
3ba970f chore(spanner): bump copyright year to 2020; change docstring formatting (via synth) (#10269)
af12d08 chore(kms): bump copyright year to 2020; change docstring line breaks (via synth) (#10267)
59c8101 chore(irm): change docstring line breaks (via synth) (#10266)
c1a77a5 chore(grafeas): bump copyright year to 2020; change docstring line breaks (via synth) (#10265)
f9d2cef chore(firestore): bump copyright year to 2020; change docstring line breaks (via synth) (#10264)
6fa6c13 chore(documentai): change line breaks in docstring (via synth) (#10263)
ab572e2 chore(dataproc): bump copyright year to 2020; change docstring line breaks (via synth) (#10262)
6415dec chore(dataproc): bump copyright year to 2020; change docstring line breaks (via synth) (#10260)
10e0349 chore(datalabeling): change docstring line breaks (via synth) (#10259)
9cd6f62 chore(datacatalog): change docstring line breaks (via synth) (#10258)
33996f8 chore(containeranalysis): bump copyright year to 2020 (via synth) (#10257)
5de0129 chore(cloudbuild): bump copyright year to 2020; change docstring formatting (via synth) (#10255)
e04660e chore(bigtable): bump copyright year to 2020; change formatting of docstrings (via synth) (#10254)

Log from Synthtool

synthtool > Executing /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/synth.py.
synthtool > Ensuring dependencies.
synthtool > Pulling artman image.
latest: Pulling from googleapis/artman
Digest: sha256:19e945954fc960a4bdfee6cb34695898ab21a8cf0bac063ee39b91f00a1faec8
Status: Image is up to date for googleapis/artman:latest
synthtool > Cloning googleapis.
synthtool > Running generator for google/cloud/bigquery/datatransfer/artman_bigquerydatatransfer.yaml.
synthtool > Generated code into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/bigquerydatatransfer-v1.
synthtool > Copy: /home/kbuilder/.cache/synthtool/googleapis/google/cloud/bigquery/datatransfer/v1/transfer.proto to /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/bigquerydatatransfer-v1/google/cloud/bigquery_datatransfer_v1/proto/transfer.proto
synthtool > Copy: /home/kbuilder/.cache/synthtool/googleapis/google/cloud/bigquery/datatransfer/v1/datatransfer.proto to /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/bigquerydatatransfer-v1/google/cloud/bigquery_datatransfer_v1/proto/datatransfer.proto
synthtool > Placed proto files into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/bigquerydatatransfer-v1/google/cloud/bigquery_datatransfer_v1/proto.
synthtool > Replaced 'from google.cloud.bigquery.datatransfer_v1.proto' in google/cloud/bigquery_datatransfer_v1/proto/datatransfer_pb2.py.
synthtool > Replaced 'from google.cloud.bigquery.datatransfer_v1.proto' in google/cloud/bigquery_datatransfer_v1/proto/datatransfer_pb2_grpc.py.
synthtool > Replaced 'google-cloud-bigquerydatatransfer' in google/cloud/bigquery_datatransfer_v1/gapic/data_transfer_service_client.py.
synthtool > Replaced 'import google.api_core.gapic_v1.method\n' in google/cloud/bigquery_datatransfer_v1/gapic/data_transfer_service_client.py.
.coveragerc
.flake8
MANIFEST.in
docs/_static/custom.css
docs/_templates/layout.html
noxfile.py.j2
setup.cfg
Running session blacken
Creating virtual environment (virtualenv) using python3.6 in .nox/blacken
pip install black==19.3b0
black docs google tests noxfile.py setup.py samples
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/__init__.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/__init__.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/bigquery_datatransfer.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/bigquery_datatransfer_v1/__init__.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/bigquery_datatransfer_v1/gapic/enums.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/bigquery_datatransfer_v1/gapic/data_transfer_service_client_config.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/bigquery_datatransfer_v1/gapic/transports/data_transfer_service_grpc_transport.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/bigquery_datatransfer_v1/proto/datatransfer_pb2_grpc.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/bigquery_datatransfer_v1/gapic/data_transfer_service_client.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/bigquery_datatransfer_v1/proto/transfer_pb2_grpc.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/bigquery_datatransfer_v1/types.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/noxfile.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/tests/system/gapic/v1/test_system_data_transfer_service_v1.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/bigquery_datatransfer_v1/proto/transfer_pb2.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/tests/unit/gapic/v1/test_data_transfer_service_client_v1.py
reformatted /tmpfs/src/git/autosynth/working_repo/bigquery_datatransfer/google/cloud/bigquery_datatransfer_v1/proto/datatransfer_pb2.py
All done! ✨ 🍰 ✨
16 files reformatted, 12 files left unchanged.
Session blacken was successful.
synthtool > Wrote metadata to synth.metadata.

[plamut]

Do not merge, starting the repo split.