chore: regenerate README

[yoshi-automation]

This PR was generated using Autosynth. 🌈

Log from Synthtool

2021-03-29 13:59:07,304 synthtool [DEBUG] > Executing /root/.cache/synthtool/java-accessapproval/.github/readme/synth.py.
On branch autosynth-readme
nothing to commit, working tree clean
2021-03-29 13:59:08,555 synthtool [DEBUG] > Wrote metadata to .github/readme/synth.metadata/synth.metadata.

Full log will be available here:
https://source.cloud.google.com/results/invocations/f42d5066-2a62-4d70-a6c7-b7615826ace9/targets

• To automatically regenerate this PR, check this box. (May take up to 24 hours.)

[codecov]

Codecov Report

Merging #368 (04be12d) into master (f598951) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #368   +/-   ##
=========================================
  Coverage     77.75%   77.75%           
  Complexity       64       64           
=========================================
  Files             6        6           
  Lines           472      472           
  Branches          2        2           
=========================================
  Hits            367      367           
  Misses          103      103           
  Partials          2        2           

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[yoshi-approver]

Rubber stamped PR!