Bump codingstyle-pom from 1.6.0 to 2.0.3

Bumps [codingstyle-pom](https://github.com/uhafner/codingstyle-pom) from 1.6.0 to 2.0.3.
- [Release notes](https://github.com/uhafner/codingstyle-pom/releases)
- [Changelog](https://github.com/uhafner/codingstyle-pom/blob/master/CHANGELOG.md)
- [Commits](uhafner/codingstyle-pom@v1.6.0...v2.0.3)

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

ui-tests/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>edu.hm.hafner</groupId>
     <artifactId>codingstyle-pom</artifactId>
-    <version>2.0.2</version>
+    <version>2.0.3</version>
     <relativePath/>
   </parent>