Added x, and y to the toJson method of CreateSpaceParam, since the API still needs them as required properties. Revert the once the BE removes those properties.

lib/pages/space_management_v2/modules/create_space/domain/params/create_space_param.dart

@@ -12,6 +12,11 @@ class CreateSpaceParam {
   });
 
   Map<String, dynamic> toJson() {
-    return {'spaceModelUuid': parentUuid, ...space.toJson()};
+    return {
+      'spaceModelUuid': parentUuid,
+      ...space.toJson(),
+      'x': 0,
+      'y': 0,
+    };
   }
 }