Disable run on push

.gitea/workflows/update-flake-lock.yml

@@ -1,8 +1,5 @@
 name: update-flake-lock
 on:
-  push:
-    branches:
-      - main
   workflow_dispatch: # allows manual triggering
   schedule:
     - cron: "0 0 * * 0" # runs weekly on Sunday at 00:00
@@ -22,7 +19,6 @@ jobs:
       - name: Update nix flake lockfile
         run: |
           nix --extra-experimental-features nix-command --extra-experimental-features flakes flake update
-          git status
       - name: Verify Changed files
         uses: tj-actions/verify-changed-files@v16
         id: verify-changed-files