fix: fixes CreateAbility type typos and wrong types in parameters

this is just a fix commit message commit for "ef48c3a9f65df771879a0c5c9a3a434c3b2d5b3a"

Author: stalniy

packages/casl-ability/README.md

@@ -30,7 +30,7 @@ Lets define `Ability` for a blog website where visitors:
 * cannot delete a post if it was created more than a day ago
 
 ```js
-import { AbilityBuilder, createMongoAbility } from '@casl/ability'
+import { AbilityBuilder, createMongoAbility } from '@casl/ability';
 import { User } from '../models'; // application specific interfaces
 
 /**