fixed changelog issue link

Author: jadjoubran

CHANGELOG.md

@@ -10,7 +10,7 @@
 - error toasts: register warn theme to avoid console warning [#225](https://github.com/jadjoubran/laravel5-angular-material-starter/issues/225)
 - Sample JWT authenticated routes for angular [#223](https://github.com/jadjoubran/laravel5-angular-material-starter/issues/223)
 - Generators auto-import [#239](https://github.com/jadjoubran/laravel5-angular-material-starter/issues/239)
-- added artisan ng:directive generators for specific cases [#257](https://github.com/jadjoubran/laravel5-angular-material-starter/issues/239)
+- added artisan ng:directive generators for specific cases [#257](https://github.com/jadjoubran/laravel5-angular-material-starter/issues/257)
 - Out of the box JWT forgot password functionality [#129](https://github.com/jadjoubran/laravel5-angular-material-starter/issues/129)
 - Error interceptors now shows other errors than status 422 [#251](https://github.com/jadjoubran/laravel5-angular-material-starter/issues/251)