fix github callback url
fix github callback url

my bad, <your-site> wasn't displayed, looks confusing with it
Sunnepah/laravel-tricks,baitongda/laravel-tricks,usapla1/laravel-tricks,yhbyun/laravelrocks,Denniskevin/laravel-tricks,Sunnepah/laravel-tricks,baitongda/laravel-tricks,yhbyun/laravelrocks,yhbyun/laravel-tricks,CodepadME/laravel-tricks,sachintaware/laravel-tricks,CodepadME/laravel-tricks,jokamjohn/laravel-tricks,Denniskevin/laravel-tricks,jokamjohn/laravel-tricks,yhbyun/laravel-tricks,sachintaware/laravel-tricks,CodepadME/laravel-tricks,usapla1/laravel-tricks