Update auto_update_submodule.yml

.github/workflows/auto_update_submodule.yml

diff --git a/.github/workflows/auto_update_submodule.yml b/.github/workflows/auto_update_submodule.yml
index a5f1a2b..efda593 100644
--- a/.github/workflows/auto_update_submodule.yml
+++ b/.github/workflows/auto_update_submodule.yml
@@ -2,9 +2,7 @@
 name: 'Auto-update Submodules'
 
 on:
-  #workflow_dispatch:
-  #schedule:
-  #  - cron: "0 0 * * *"
+  workflow_dispatch:
 
 jobs:
   sync: