update gha

.github/workflows/fmt.yml

@@ -17,7 +17,6 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
-      - uses: chainguard-dev/actions/setup-gitsign@e82b4e5ae10182af72972addcb3fedf7454621c8
       - name: Setup Python
         uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b
         with:
@@ -51,12 +50,12 @@ jobs:
 
           REQUIRES_COMMIT=1
           git commit -S -m "Auto-format files" || REQUIRES_COMMIT=0
+
           if [[ $REQUIRES_COMMIT -eq 0 ]]; then
             echo "No auto-formatting needed"
           else
             echo "Committing auto-formatted files"
             git push origin HEAD:$BRANCH
-            gitsign verify $(git rev-parse HEAD) --certificate-identity-regexp="https://github.com/${{ github.repository }}/*" --certificate-oidc-issuer="https://token.actions.githubusercontent.com"
           fi
         env:
           GH_TOKEN: ${{ secrets.PANTHER_BOT_AUTOMATION_TOKEN }}