Update .github/workflows/update-pgm-wheel-version.yml

Co-authored-by: Nitish Bharambe <78108900+nitbharambe@users.noreply.github.com>
Signed-off-by: Mahmut Tumkaya <mahmut.tumkaya@alliander.com>

Author: Mahmuttumkaya

.github/workflows/update-pgm-wheel-version.yml

@@ -75,6 +75,7 @@ jobs:
           token: ${{ steps.generate-token.outputs.token }}
           commit-message: "build: update PGM wheel version to ${{ steps.update-version.outputs.latest_version }}"
           branch: ${{ steps.update-version.outputs.branch_name }}
+          signoff: true
           sign-commits: true
           delete-branch: true
           title: "build: update PGM wheel version to ${{ steps.update-version.outputs.latest_version }}"