chore: release 1.99.2

[release-please]

🤖 I have created a release *beep* *boop*

1.99.2 (2020-02-04)

Documentation

• regen: fix javadoc return annotation (#50) (94a9a4b)
• regen: regenerate with proto annotations (#54) (9335faa)

Dependencies

• update core dependencies (#44) (85acef7)
• update core dependencies to v1.53.1 (#55) (9873812)
• update dependency com.google.guava:guava-bom to v28.2-android (#36) (06ad91c)
• update dependency com.google.protobuf:protobuf-java to v3.11.3 (#56) (edef416)
• update dependency org.threeten:threetenbp to v1.4.1 (1fa3f45)

---

This PR was generated with Release Please.

[codecov]

Codecov Report

Merging #53 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master      #53   +/-   ##
=========================================
  Coverage     73.13%   73.13%           
  Complexity      419      419           
=========================================
  Files            36       36           
  Lines          3384     3384           
  Branches         47       47           
=========================================
  Hits           2475     2475           
  Misses          849      849           
  Partials         60       60

Impacted Files	Coverage Δ	Complexity Δ
.../monitoring/v3/ServiceMonitoringServiceClient.java	64.05% <0%> (ø)	42% <0%> (ø)	⬇️

---

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 9335faa...6fa7a09. Read the comment docs.

[yoshi-automation]

Release is at https://github.com/googleapis/java-monitoring/releases/tag/v1.99.2

[yoshi-automation]

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

[yoshi-automation]

🥚 You hatched a release! The release build finished successfully! 💜