Bump com.github.spotbugs:spotbugs from 4.9.3 to 4.9.4

Bumps [com.github.spotbugs:spotbugs](https://github.com/spotbugs/spotbugs) from 4.9.3 to 4.9.4.
- [Release notes](https://github.com/spotbugs/spotbugs/releases)
- [Changelog](https://github.com/spotbugs/spotbugs/blob/master/CHANGELOG.md)
- [Commits](spotbugs/spotbugs@4.9.3...4.9.4)

---
updated-dependencies:
- dependency-name: com.github.spotbugs:spotbugs
  dependency-version: 4.9.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -1250,7 +1250,7 @@
         <!-- hibernate is up to rev 6+. But 4.0.0. causes this error: symbol: org.hibernate.classic.Session not found -->
         <version.hibernate>3.6.10.Final</version.hibernate>
         <version.spotbugs.maven>4.9.3.2</version.spotbugs.maven>
-        <version.spotbugs>4.9.3</version.spotbugs>
+        <version.spotbugs>4.9.4</version.spotbugs>
         <!-- Spring 6.x requires Java 17 -->
         <version.springframework>5.3.39</version.springframework>
         <!-- Tomcat 10 moves from Java EE to Jakarta EE, moving packages javax.* to jakarta.* - code changes likely required to address this change. -->