if a model implements interfaces, include them in the stub

tests/Console/ModelsCommand/Interfaces/Models/User.php

@@ -0,0 +1,39 @@
+<?php declare(strict_types=1);
+
+namespace Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\Interfaces\Models;
+
+use Illuminate\Contracts\Auth\Authenticatable;
+use Illuminate\Database\Eloquent\Model;
+
+class User extends Model implements Authenticatable
+{
+    public function getAuthIdentifierName()
+    {
+        // TODO: Implement getAuthIdentifierName() method.
+    }
+
+    public function getAuthIdentifier()
+    {
+        // TODO: Implement getAuthIdentifier() method.
+    }
+
+    public function getAuthPassword()
+    {
+        // TODO: Implement getAuthPassword() method.
+    }
+
+    public function getRememberToken()
+    {
+        // TODO: Implement getRememberToken() method.
+    }
+
+    public function setRememberToken($value)
+    {
+        // TODO: Implement setRememberToken() method.
+    }
+
+    public function getRememberTokenName()
+    {
+        // TODO: Implement getRememberTokenName() method.
+    }
+}