Update AllowedMimeTypes.php

Author: Lithalroden

src/Media/AllowedMimeTypes.php

@@ -134,22 +134,6 @@ public static function getValidationRule(string $type, bool $as_array = false, ?
         return $as_array ? $rules : implode('|', $rules);
     }
 
-    /**
-     * Get the validation rule for the given type of attachment
-     *
-     * @param string|null $type
-     * @return array
-     */
-    public static function getAttachmentValidationRule(string $type = null): array
-    {
-        $rules = [
-            'nullable',
-            Rule::exists('media', 'id')->whereIn('mime_type', AllowedMimeTypes::getAllowedMimeTypes($type)),
-        ];
-
-        return $rules;
-    }
-
     /**
      * Get the type from the mime type
      * @param string $mime_type