chore: regen readme (#678)

autosynth cannot find the source of changes triggered by earlier changes in this repository, or by version upgrades to tools such as linters.

Author: yoshi-automation

README.md

@@ -19,7 +19,7 @@ See https://github.com/GoogleCloudPlatform/cloud-opensource-java/wiki/The-Google
  <dependency>
  <groupId>com.google.cloud</groupId>
  <artifactId>libraries-bom</artifactId>
- <version>9.0.0</version>
+ <version>9.1.0</version>
  <type>pom</type>
  <scope>import</scope>
  </dependency>

synth.metadata

@@ -4,7 +4,7 @@
  "git": {
  "name": ".",
  "remote": "https://github.com/googleapis/java-bigquery.git",
- "sha": "778c80d0c2cb579e0565a47f884876d53c958281"
+ "sha": "71c60cc1f3e608700fb78947d004a3037f556edd"
  }
  },
  {