github-actions(deps): bump stefanzweifel/git-auto-commit-action

Bumps [stefanzweifel/git-auto-commit-action](https://github.com/stefanzweifel/git-auto-commit-action) from 5 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](stefanzweifel/git-auto-commit-action@v5...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] <[email protected]>

Author: dependabot[bot]

.github/workflows/pull_requests.yml

@@ -45,7 +45,7 @@ jobs:
           ./pin.sh
           nix run o1js#update-npm-deps
       # if the npmDepsHash is out of date auto commit the new one
-      - uses: stefanzweifel/git-auto-commit-action@v5
+      - uses: stefanzweifel/git-auto-commit-action@v7
         with:
           commit_message: "auto update npmDepsHash"
           file_pattern: "npmDepsHash"