remove unneeded empty line

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

app/src/main/java/com/owncloud/android/ui/dialog/CreateFolderDialogFragment.kt

@@ -200,6 +200,5 @@ class CreateFolderDialogFragment : DialogFragment(), DialogInterface.OnClickList
             return frag
         }
     }
-
 }