libobs: Save obs_data json in compact form

libobs/obs-data.c

@@ -736,7 +736,7 @@ const char *obs_data_get_json(obs_data_t *data)
 	data->json = NULL;
 
 	json_t *root = obs_data_to_json(data);
-	data->json = json_dumps(root, JSON_PRESERVE_ORDER | JSON_INDENT(4));
+	data->json = json_dumps(root, JSON_PRESERVE_ORDER | JSON_COMPACT);
 	json_decref(root);
 
 	return data->json;