chore: regenerate README

[yoshi-automation]

This PR was generated using Autosynth. 🌈

Log from Synthtool

2021-02-10 17:02:53,562 synthtool [DEBUG] > Executing /root/.cache/synthtool/java-securitycenter/.github/readme/synth.py.
On branch autosynth-readme
nothing to commit, working tree clean
2021-02-10 17:02:54,439 synthtool [DEBUG] > Wrote metadata to .github/readme/synth.metadata/synth.metadata.

Full log will be available here:
https://source.cloud.google.com/results/invocations/ebb8b6fb-9727-4e71-b983-33e914ba5386/targets

• To automatically regenerate this PR, check this box.

[codecov]

Codecov Report

Merging #374 (912af53) into master (839165c) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #374   +/-   ##
=========================================
  Coverage     83.63%   83.63%           
  Complexity      548      548           
=========================================
  Files            18       18           
  Lines          4081     4081           
  Branches         62       62           
=========================================
  Hits           3413     3413           
  Misses          598      598           
  Partials         70       70           

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[yoshi-approver]

Rubber stamped PR!