Bump com.github.spotbugs:spotbugs-maven-plugin from 4.7.3.5 to 4.8.4.0

Bumps [com.github.spotbugs:spotbugs-maven-plugin](https://github.com/spotbugs/spotbugs-maven-plugin) from 4.7.3.5 to 4.8.4.0.
- [Release notes](https://github.com/spotbugs/spotbugs-maven-plugin/releases)
- [Commits](spotbugs/spotbugs-maven-plugin@spotbugs-maven-plugin-4.7.3.5...spotbugs-maven-plugin-4.8.4.0)

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

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

pom.xml

@@ -113,7 +113,7 @@
         <unitils.version>3.4.6</unitils.version>
         <xmlunit.version>1.3</xmlunit.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <spotbugs.version>4.7.3.5</spotbugs.version>
+        <spotbugs.version>4.8.4.0</spotbugs.version>
         <javapoet.verion>1.13.0</javapoet.verion>
         <org.eclipse.jdt.version>3.10.0</org.eclipse.jdt.version>
         <org.eclipse.text.version>3.5.101</org.eclipse.text.version>