fix: remove unused variable

Signed-off-by: Chris Laprun <metacosm@gmail.com>

Author: metacosm

operator-framework-core/src/main/java/io/javaoperatorsdk/operator/processing/event/EventProcessor.java

@@ -215,10 +215,9 @@ private P getResourceFromState(ResourceState state) {
   }
 
   private void handleEventMarking(Event event, ResourceState state) {
-    final var relatedCustomResourceID = event.getRelatedCustomResourceID();
-    if (event instanceof ResourceEvent resourceEvent) {
+      if (event instanceof ResourceEvent resourceEvent) {
       if (resourceEvent.getAction() == ResourceAction.DELETED) {
-        log.debug("Marking delete event received.");
+        log.debug("Marking delete event received");
         state.markDeleteEventReceived(
             resourceEvent.getResource().orElseThrow(),
             ((ResourceDeleteEvent) resourceEvent).isDeletedFinalStateUnknown());