update service name in test

Author: xeniape

tests/templates/kuttl/logging/test_log_aggregation.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-DECISION_LOGS=$(kubectl logs service/test-opa -c opa | grep "decision_id");
+DECISION_LOGS=$(kubectl logs service/test-opa-server -c opa | grep "decision_id");
 
 if [ -n "$DECISION_LOGS" ];
 then