typo: Permissinos --> Permissions

Author: CC11001100

README.md

@@ -577,7 +577,7 @@ To get started, simply fork this repo. Please refer to [CONTRIBUTING.md](CONTRIB
 - Build a full-featured multi-tenant app with Laravel
   - [Part 0: Introduction](https://medium.com/@ashokgelal/writing-a-full-featured-multi-tenant-laravel-app-from-scratch-a0e1a7350d9d)
   - [Part 1: Setup](https://medium.com/@ashokgelal/a-full-featured-multi-tenant-app-with-laravel-part-1-4049a3cc229d)
-  - [Part 2: Roles and Permissinos](https://medium.com/@ashokgelal/a-full-featured-multi-tenant-app-with-laravel-part-2-roles-and-permissions-d9a5bfe5d525)
+  - [Part 2: Roles and Permissions](https://medium.com/@ashokgelal/a-full-featured-multi-tenant-app-with-laravel-part-2-roles-and-permissions-d9a5bfe5d525)
   - [Part 3: Invitation](https://medium.com/@ashokgelal/a-full-featured-multi-tenant-app-with-laravel-part-3-invitation-c982dca55eb9)
   - [Part 4: Authentication](https://medium.com/@ashokgelal/a-full-featured-multi-tenant-app-with-laravel-part-4-tenancy-aware-authentication-e0ee37270bc8)
   - [Part 5: Testing](https://medium.com/@ashokgelal/a-full-featured-multi-tenant-app-with-laravel-part-2-unit-tests-96d6dfbf0617)