chore: regenerate README

[yoshi-automation]

This PR was generated using Autosynth. 🌈

Log from Synthtool

2020-12-14 19:59:32,327 synthtool [DEBUG] > Executing /root/.cache/synthtool/java-dns/.github/readme/synth.py.
On branch autosynth-readme
nothing to commit, working tree clean
2020-12-14 19:59:33,199 synthtool [DEBUG] > Wrote metadata to .github/readme/synth.metadata/synth.metadata.

Full log will be available here:
https://source.cloud.google.com/results/invocations/facdfd31-b458-44d5-b0ac-4dece8589c76/targets

• To automatically regenerate this PR, check this box.

[codecov]

Codecov Report

Merging #278 (cf3348c) into master (9d9db69) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #278   +/-   ##
=========================================
  Coverage     78.13%   78.13%           
  Complexity      172      172           
=========================================
  Files            15       15           
  Lines          1052     1052           
  Branches         83       83           
=========================================
  Hits            822      822           
  Misses          192      192           
  Partials         38       38           

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[yoshi-approver]

Rubber stamped PR!