chore(deps): bump com.github.spotbugs:spotbugs in /dhis-2

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] <[email protected]>

dhis-2/pom.xml

@@ -1960,7 +1960,7 @@
             <dependency>
               <groupId>com.github.spotbugs</groupId>
               <artifactId>spotbugs</artifactId>
-              <version>4.8.6</version>
+              <version>4.9.0</version>
             </dependency>
           </dependencies>
         </plugin>