chore: regenerate README

[yoshi-automation]

This PR was generated using Autosynth. 🌈

Log from Synthtool

2020-10-30 23:39:53,896 synthtool [DEBUG] > Executing /root/.cache/synthtool/java-recaptchaenterprise/.github/readme/synth.py.
On branch autosynth-readme
nothing to commit, working directory clean
2020-10-30 23:39:54,800 synthtool [DEBUG] > Wrote metadata to .github/readme/synth.metadata/synth.metadata.

Full log will be available here:
https://source.cloud.google.com/results/invocations/edcccb74-7150-4711-9b36-512786aa878b/targets

• To automatically regenerate this PR, check this box.

[codecov]

Codecov Report

Merging #285 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #285   +/-   ##
=========================================
  Coverage     74.94%   74.94%           
  Complexity      116      116           
=========================================
  Files            12       12           
  Lines           890      890           
  Branches          8        8           
=========================================
  Hits            667      667           
  Misses          215      215           
  Partials          8        8           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 12f0f8e...6295c33. Read the comment docs.

[yoshi-approver]

Rubber stamped PR!

[gcf-merge-on-green]

Your PR has attempted to merge for 3 hours. Please check that all required checks have passed, you have an automerge label, and that all your reviewers have approved the PR

[gcf-merge-on-green]

Your PR has attempted to merge for 3 hours. Please check that all required checks have passed, you have an automerge label, and that all your reviewers have approved the PR

[gcf-merge-on-green]

Merge-on-green attempted to merge your PR for 6 hours, but it was not mergeable because either one of your required status checks failed, or one of your required reviews was not approved. Learn more about your required status checks here: https://help.github.com/en/github/administering-a-repository/enabling-required-status-checks. You can remove and reapply the label to re-run the bot.