Bump spotbugs-maven-plugin from 4.7.3.2 to 4.7.3.4 in /keycloak-plugins

Bumps [spotbugs-maven-plugin](https://github.com/spotbugs/spotbugs-maven-plugin) from 4.7.3.2 to 4.7.3.4.
- [Release notes](https://github.com/spotbugs/spotbugs-maven-plugin/releases)
- [Commits](spotbugs/spotbugs-maven-plugin@spotbugs-maven-plugin-4.7.3.2...spotbugs-maven-plugin-4.7.3.4)

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

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

keycloak-plugins/pom.xml

@@ -55,7 +55,7 @@
         <properties-maven-plugin>1.1.0</properties-maven-plugin>
         <maven-compiler-plugin>3.11.0</maven-compiler-plugin>
         <maven-enforcer-plugin>3.2.1</maven-enforcer-plugin>
-        <spotbugs-maven-plugin>4.7.3.2</spotbugs-maven-plugin>
+        <spotbugs-maven-plugin>4.7.3.4</spotbugs-maven-plugin>
         <maven-pmd-plugin>3.20.0</maven-pmd-plugin>
         <fast-build>false</fast-build>