use `PMD` to prevent `EmptyControlStatement`

[Pankraz76]

reveal EmptyControlStatement to check dedicated and supplement:

• https://github.com/quarkusio/quarkus/pull/48408

https://pmd.github.io/pmd/pmd_rules_java_codestyle.html#emptycontrolstatement

[INFO] Quarkus - Integration Tests - Virtual Threads - Security WebAuthn SUCCESS [  0.124 s]
[INFO] Quarkus - Integration Tests - Virtual Threads - Micrometer Metrics SUCCESS [  0.120 s]
[INFO] Quarkus - Integration Tests - Mutiny native JCTools support SUCCESS [  0.113 s]
[INFO] Quarkus - Documentation ............................ SUCCESS [  0.397 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  02:56 min
[INFO] Finished at: 2025-06-16T13:36:36+02:00
[INFO] ------------------------------------------------------------------------
[INFO] Njord session closed
[INFO] 2592 goals, 2592 executed
➜  quarkus git:(pmd-UnusedPrivateMethod) 
➜  quarkus git:(pmd-UnusedPrivateMethod) mvn pmd:check 

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[Pankraz76]

quarkus dont care