[stable-2.9] Fix systemd start state with deactivating service state

(cherry picked from commit ee4b3b8854)

Co-authored-by: Strahinja Kustudic <kustodian@gmail.com>

lib/ansible/modules/system/systemd.py

@@ -271,7 +271,7 @@ from ansible.module_utils._text import to_native
 
 
 def is_running_service(service_status):
-    return service_status['ActiveState'] in set(['active', 'activating', 'deactivating'])
+    return service_status['ActiveState'] in set(['active', 'activating'])
 
 
 def is_deactivating_service(service_status):