Bump error_prone_annotations from 2.15.0 to 2.16

Bumps [error_prone_annotations](https://github.com/google/error-prone) from 2.15.0 to 2.16.
- [Release notes](https://github.com/google/error-prone/releases)
- [Commits](google/error-prone@v2.15.0...v2.16)

---
updated-dependencies:
- dependency-name: com.google.errorprone:error_prone_annotations
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -13,7 +13,7 @@
         <maven.compiler.release>11</maven.compiler.release>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
-        <errorprone.version>2.15.0</errorprone.version>
+        <errorprone.version>2.16</errorprone.version>
         <wagon.version>3.5.2</wagon.version>
     </properties>