chore: regenerate README (#577)

This PR was generated using Autosynth. 🌈 <details><summary>Log from Synthtool</summary> ``` 2021-06-03 00:39:45,463 synthtool [DEBUG] > Executing /root/.cache/synthtool/java-monitoring/.github/readme/synth.py. On branch autosynth-readme nothing to commit, working tree clean 2021-06-03 00:39:46,598 synthtool [DEBUG] > Wrote metadata to .github/readme/synth.metadata/synth.metadata. ``` </details> Full log will be available here: https://source.cloud.google.com/results/invocations/9841ae60-5af8-4e07-bc74-6eccbc0ed5c9/targets - [ ] To automatically regenerate this PR, check this box. (May take up to 24 hours.)

Author: yoshi-automation

.github/readme/synth.metadata/synth.metadata

@@ -4,7 +4,7 @@
  "git": {
  "name": ".",
  "remote": "https://github.com/googleapis/java-monitoring.git",
- "sha": "c49da7505727bc53c5eae5a38d9b9c0b6f53f589"
+ "sha": "b48b2e26381fb5eac05c42c6636e842aac0fdd9e"
  }
  },
  {

README.md

@@ -39,7 +39,7 @@ If you are using Maven without BOM, add this to your dependencies:
 <dependency>
  <groupId>com.google.cloud</groupId>
  <artifactId>google-cloud-monitoring</artifactId>
- <version>2.3.1</version>
+ <version>2.3.2-SNAPSHOT</version>
 </dependency>
 
 ```