chore: release 4.2.2

[release-please[bot]]

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

4.2.2 (2021-03-07)

Bug Fixes

• deps: update dependency mathjs to v9 (#537) (794f530)

This PR was generated with Release Please. See documentation.

[codecov[bot]]

Codecov Report

Merging #538 (7589580) into master (ae34831) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #538   +/-   ##
=======================================
  Coverage   95.47%   95.47%           
=======================================
  Files           7        7           
  Lines        1789     1789           
  Branches       92       90    -2     
=======================================
  Hits         1708     1708           
  Misses         79       79           
  Partials        2        2           

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[yoshi-automation]

Release is at https://github.com/googleapis/nodejs-language/releases/tag/v4.2.2

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

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

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

:egg: You hatched a release! The release build finished successfully! :purple_heart: