main: Use g_autoptr for the GOptionContext

No functional change, but it will make it easier to avoid leaking it.

Signed-off-by: Simon McVittie <[email protected]>

app/flatpak-main.c

@@ -679,7 +679,7 @@ flatpak_run (int argc,
 
  if (!command->fn)
  {
- GOptionContext *context;
+ g_autoptr(GOptionContext) context = NULL;
  g_autofree char *hint = NULL;
  g_autofree char *msg = NULL;
 
@@ -815,8 +815,6 @@ flatpak_run (int argc,
  msg = g_strdup (_("No command specified"));
  }
 
- g_option_context_free (context);
-
  g_set_error (&error, G_IO_ERROR, G_IO_ERROR_FAILED, "%s\n\n%s", msg, hint);
 
  goto out;