Bump error_prone_core from 2.3.2 to 2.3.3

Bumps [error_prone_core](https://github.com/google/error-prone) from 2.3.2 to 2.3.3.
- [Release notes](https://github.com/google/error-prone/releases)
- [Commits](google/error-prone@v2.3.2...v2.3.3)

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

Author: dependabot-support

pom.xml

@@ -51,7 +51,7 @@
         <coveralls.token>${env.COVERALLS_REPO_TOKEN}</coveralls.token>
         <dependency-check-maven.version>5.0.0-M2</dependency-check-maven.version>
         <dockerfile-maven-plugin.version>1.4.10</dockerfile-maven-plugin.version>
-        <error_prone_core.version>2.3.2</error_prone_core.version>
+        <error_prone_core.version>2.3.3</error_prone_core.version>
         <exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
         <findsecbugs-plugin.version>1.8.0</findsecbugs-plugin.version>
         <forbidden-apis.version>2.6</forbidden-apis.version>