updating passenv in tox (#411)

* fixing env write out in tox due to 4.0.0 release

* finish tox alignment and add changelog

.changes/unreleased/Under the Hood-20221207-151813.yaml

@@ -0,0 +1,8 @@
+kind: Under the Hood
+body: fix issue with tox 4.0.0 release which changes passenv syntax for space-separated
+  variables
+time: 2022-12-07T15:18:13.996118-06:00
+custom:
+  Author: McKnight-42
+  Issue: "411"
+  PR: "411"

tox.ini

@@ -5,7 +5,9 @@ envlist = py37,py38,py39,py310
 [testenv:{unit,py37,py38,py39,py310,py}]
 description = unit testing
 skip_install = true
-passenv = DBT_* PYTEST_ADDOPTS
+passenv =
+    DBT_*
+    PYTEST_ADDOPTS
 commands = {envpython} -m pytest {posargs} tests/unit
 deps =
   -rdev-requirements.txt
@@ -14,7 +16,11 @@ deps =
 [testenv:{integration,py37,py38,py39,py310,py}-{bigquery}]
 description = adapter plugin integration testing
 skip_install = true
-passenv = DBT_* BIGQUERY_TEST_* PYTEST_ADDOPTS DATAPROC_* GCS_BUCKET
+passenv =
+    DBT_*
+    BIGQUERY_TEST_*
+    PYTEST_ADDOPTS DATAPROC_*
+    GCS_BUCKET
 commands =
   bigquery: {envpython} -m pytest {posargs} -m profile_bigquery tests/integration
   bigquery: {envpython} -m pytest {posargs} -vv tests/functional --profile service_account