refactor cJSONUtils_SortObject

cJSON_Utils.c

@@ -1140,7 +1140,7 @@ static cJSON *cJSONUtils_SortList(cJSON *list)
     return result;
 }
 
-CJSON_PUBLIC(void) cJSONUtils_SortObject(cJSON *object)
+CJSON_PUBLIC(void) cJSONUtils_SortObject(cJSON * const object)
 {
     object->child = cJSONUtils_SortList(object->child);
 }

cJSON_Utils.h

@@ -64,4 +64,4 @@ CJSON_PUBLIC(cJSON *) cJSONUtils_GenerateMergePatch(cJSON *from, cJSON *to);
 CJSON_PUBLIC(char *) cJSONUtils_FindPointerFromObjectTo(const cJSON * const object, const cJSON * const target);
 
 /* Sorts the members of the object into alphabetical order. */
-CJSON_PUBLIC(void) cJSONUtils_SortObject(cJSON *object);
+CJSON_PUBLIC(void) cJSONUtils_SortObject(cJSON * const object);