chore(deps): bump stefanzweifel/git-auto-commit-action from 6 to 7

Bumps [stefanzweifel/git-auto-commit-action](https://github.com/stefanzweifel/git-auto-commit-action) from 6 to 7.
- [Release notes](https://github.com/stefanzweifel/git-auto-commit-action/releases)
- [Changelog](https://github.com/stefanzweifel/git-auto-commit-action/blob/master/CHANGELOG.md)
- [Commits](https://github.com/stefanzweifel/git-auto-commit-action/compare/v6...v7)

---
updated-dependencies:
- dependency-name: stefanzweifel/git-auto-commit-action
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/supply-chain.yml

@@ -165,7 +165,7 @@ jobs:
         run: cargo vet regenerate exemptions
       - name: Commit and push changes if we are in the context of a PR created by dependabot and the last commit is by dependabot or a regeneration of cargo vet exemptions was explicitly requested.
         if: env.IN_DEPENDABOT_PR_CONTEXT == 'true' && (env.LAST_COMMIT_IS_BY_DEPENDABOT == 'true' || env.REGEN_EXEMP=='true')
-        uses: stefanzweifel/git-auto-commit-action@v6
+        uses: stefanzweifel/git-auto-commit-action@v7
         with:
           commit_message: Regenerate cargo vet exemptions
           commit_user_name: rosenpass-ci-bot[bot]