chore(deps): update dependency com_google_protobuf to v3.15.1 (master)

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
com_google_protobuf	http_archive	patch	v3.15.0 -> v3.15.1

---

Release Notes

protocolbuffers/protobuf

v3.15.1

Compare Source

Ruby

• Bugfix for Message.[] for repeated or map fields (#​8313)
• Fix for truncating behavior when converting Float to Duration (#​8320)

C++

• Small fixes for MinGW and for C++20 with GCC (#​8318)

---

Renovate configuration

📅 Schedule: At any time (no schedule defined).

🚦 Automerge: Enabled.

♻️ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by WhiteSource Renovate. View repository job log here.

[codecov-io]

Codecov Report

Merging #1987 (cc25af6) into master (99f7ddd) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1987   +/-   ##
=======================================
  Coverage   58.09%   58.09%           
=======================================
  Files          34       34           
  Lines        3780     3780           
=======================================
  Hits         2196     2196           
  Misses       1313     1313           
  Partials      271      271           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 99f7ddd...cc25af6. Read the comment docs.