fix r local hooks

`language: r` acts more like `language: script` so we have to *not* append
the prefix when run with `repo: local`

pre_commit/languages/script.py

@@ -18,6 +18,7 @@ def run_hook(
         args: Sequence[str],
         file_args: Sequence[str],
         *,
+        is_local: bool,
         require_serial: bool,
         color: bool,
 ) -> tuple[int, bytes]: