change make command

Author: yazan-alnugnugh

_docs/2-Installation-and-Setup.md

@@ -29,7 +29,7 @@ composer require yazan/laravel-datatable
 
 create grid class 
 ```bash
-php artisan make:grid-class exampleGrid
+php artisan make:data-grid exampleGrid
 ```
 
 ## client side

_docs/4-Usage.md

@@ -27,7 +27,7 @@
 
 create grid class 
 ```bash
-php artisan make:grid-class exampleGrid
+php artisan make:data-grid exampleGrid
 ```
 
 #### step 2