Bump com.github.spotbugs:spotbugs from 4.8.6 to 4.9.0

Bumps [com.github.spotbugs:spotbugs](https://github.com/spotbugs/spotbugs) from 4.8.6 to 4.9.0.
- [Release notes](https://github.com/spotbugs/spotbugs/releases)
- [Changelog](https://github.com/spotbugs/spotbugs/blob/master/CHANGELOG.md)
- [Commits](spotbugs/spotbugs@4.8.6...4.9.0)

---
updated-dependencies:
- dependency-name: com.github.spotbugs:spotbugs
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -69,7 +69,7 @@
 
 		<version.plugin.spotbugs>4.8.6.6</version.plugin.spotbugs>
 		<version.plugin.compiler>3.13.0</version.plugin.compiler>
-		<version.spotbugs>4.8.6</version.spotbugs>
+		<version.spotbugs>4.9.0</version.spotbugs>
 		<version.plugin.checkstyle>3.6.0</version.plugin.checkstyle>
 		<version.plugin.enforcer>3.5.0</version.plugin.enforcer>
 		<version.plugin.jar>3.4.2</version.plugin.jar>