chore(deps): update dependency org.apache.maven.plugins:maven-compiler-plugin to v3.15.0

Author: renovate[bot]

backend-java/pom.xml

@@ -6,7 +6,7 @@
   <artifactId>quickstart-openshift-backends</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <properties>
-    <compiler-plugin.version>3.14.1</compiler-plugin.version>
+    <compiler-plugin.version>3.15.0</compiler-plugin.version>
     <maven.compiler.release>23</maven.compiler.release>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>