fix test shutdown

Author: razvan

tests/templates/kuttl/hbase-connector/04-install-hbase.yaml.j2

@@ -17,13 +17,15 @@ spec:
     config:
       logging:
         enableVectorAgent: {{ lookup('env', 'VECTOR_AGGREGATOR') | length > 0 }}
+      gracefulShutdownTimeout: 30s # speed up tests
     roleGroups:
       default:
         replicas: 2
   regionServers:
     config:
       logging:
         enableVectorAgent: {{ lookup('env', 'VECTOR_AGGREGATOR') | length > 0 }}
+      gracefulShutdownTimeout: 30s # speed up tests
     roleGroups:
       default:
         replicas: 1