[10.x] Using the native fopen exception in LockableFile.php (#49895)

* [10.x] Using the native fopen exception in LockableFile.php

* Removed unused Exception.

src/Illuminate/Filesystem/LockableFile.php

@@ -2,7 +2,6 @@
 
 namespace Illuminate\Filesystem;
 
-use Exception;
 use Illuminate\Contracts\Filesystem\LockTimeoutException;
 
 class LockableFile
@@ -67,11 +66,7 @@ protected function ensureDirectoryExists($path)
      */
     protected function createResource($path, $mode)
     {
-        $this->handle = @fopen($path, $mode);
-
-        if (! $this->handle) {
-            throw new Exception('Unable to create lockable file: '.$path.'. Please ensure you have permission to create files in this location.');
-        }
+        $this->handle = fopen($path, $mode);
     }
 
     /**