Fix tests

Author: barryvdh

tests/Console/ModelsCommand/GeneratePhpdocWithMixin/Models/Post.php

@@ -5,7 +5,6 @@
 namespace Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\GeneratePhpdocWithMixin\Models;
 
 use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\Builder;
 
 /**
  * @property $someProp

tests/Console/ModelsCommand/GeneratePhpdocWithMixin/__snapshots__/Test__test__1.php

@@ -5,7 +5,6 @@
 namespace Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\GeneratePhpdocWithMixin\Models;
 
 use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\Builder;
 
 /**
  * @property $someProp

tests/Console/ModelsCommand/Variadic/__snapshots__/Test__test__1.php

@@ -4,7 +4,6 @@
 
 namespace Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\Variadic\Models;
 
-use DateTime;
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Database\Eloquent\Model;