fix: address reviewer feedback - update TypeScript definitions and revert unnecessary mocha version change

Author: esguerrat

package.json

@@ -29,7 +29,7 @@
     "jsdoc": "^4.0.4",
     "jsdom": "^9.12.0",
     "jsdom-global": "2.1.1",
-    "mocha": "^7.2.0",
+    "mocha": "^6.2.3",
     "nyc": "^14.1.1",
     "rimraf": "^3.0.0",
     "sinon": "^6.1.4",

types/index.d.ts

@@ -1102,9 +1102,7 @@ declare module 'cloudinary' {
 
             function restore(public_ids: string[], callback?: ResponseCallback): Promise<any>;
 
-             function restore_by_asset_ids(asset_ids: string[] | string, options?: AdminAndResourceOptions, callback?: ResponseCallback): Promise<ResourceApiResponse>;
-
-            function restore_by_asset_ids(asset_ids: string[] | string, callback?: ResponseCallback): Promise<ResourceApiResponse>;
+            function restore_by_asset_ids(asset_ids: string[] | string, options?: AdminAndResourceOptions, callback?: ResponseCallback): Promise<ResourceApiResponse>;
 
             function root_folders(callback?: ResponseCallback, options?: AdminApiOptions): Promise<any>;