chore: release 4.2.0

[release-please[bot]]

:robot: I have created a release *beep* *boop*

4.2.0 (2020-10-16)

Features

• Fix proto comments for language API inorder for docs parsing to work correctly. (#514) (eda55b8)

This PR was generated with Release Please.

[codecov[bot]]

Codecov Report

Merging #517 into master will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #517   +/-   ##
=======================================
  Coverage   95.40%   95.40%           
=======================================
  Files           7        7           
  Lines        1720     1720           
  Branches       97       99    +2     
=======================================
  Hits         1641     1641           
  Misses         77       77           
  Partials        2        2           

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[yoshi-automation]

Release is at https://github.com/googleapis/nodejs-language/releases/tag/v4.2.0

[release-tool-publish-reporter[bot]]

The release build has started, the log can be viewed here. :sunflower:

[release-tool-publish-reporter[bot]]

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