Remove drop file when config saved objects change

salt/kibana/so_config_load.sls

@@ -8,6 +8,13 @@ config_saved_objects:
     - user: 932
     - group: 939
 
+config_saved_objects_changes:
+  file.absent:
+    - names:
+      - /opt/so/state/kibana_config_saved_objects.txt
+    - onchanges:
+      - file: config_saved_objects
+
 so-kibana-config-load:
   cmd.run:
     - name: /usr/sbin/so-kibana-config-load -i /opt/so/conf/kibana/config_saved_objects.ndjson