add bool function to space model if no changes made on object

lib/pages/spaces_management/all_spaces/model/space_model.dart

@@ -171,4 +171,13 @@ extension SpaceExtensions on SpaceModel {
 
     return tagValues;
   }
+
+  bool isNoChangesSubmited(String name, icon, SpaceTemplateModel? spaceModel,
+      List<SubspaceModel>? subspaces, List<Tag>? tags) {
+    return (name == this.name &&
+        icon == this.icon &&
+        spaceModel == this.spaceModel &&
+        subspaces == this.subspaces &&
+        tags == this.tags);
+  }
 }