Apply fixes from StyleCI

[ci skip] [skip ci]

src/app/Library/CrudPanel/CrudPanel.php

@@ -32,7 +32,6 @@
 use Illuminate\Database\Eloquent\Collection;
 use Illuminate\Database\Eloquent\Relations\Relation;
 use Illuminate\Support\Arr;
-use Backpack\CRUD\app\Library\CrudPanel\ObjectGroup;
 
 class CrudPanel
 {

src/app/Library/CrudPanel/ObjectGroup.php

@@ -16,7 +16,7 @@ public function __construct(...$objects)
     // -------------
 
     /**
-     * We foward any call to the corresponding class passed by developer (Field, Columns, Filters etc ..)
+     * We foward any call to the corresponding class passed by developer (Field, Columns, Filters etc ..).
      *
      * @param  string $method     The method being called that doesn't exist.
      * @param  array $parameters  The arguments when that method was called.

src/app/Library/CrudPanel/Traits/Fields.php

@@ -491,5 +491,4 @@ public function field($name)
     {
         return new CrudField($name);
     }
-
 }