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

Bumps [stefanzweifel/git-auto-commit-action](https://github.com/stefanzweifel/git-auto-commit-action) from 4.13.1 to 4.15.3.
- [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/v4.13.1...v4.15.3)

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

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

.github/workflows/update-pot.yml

@@ -22,7 +22,7 @@ jobs:
     - name: Update POT file
       run: wp i18n make-pot . languages/pressbooks-aldine.pot --domain=pressbooks-aldine --slug=pressbooks-aldine --package-name="Aldine" --headers="{\"Report-Msgid-Bugs-To\":\"https://github.com/pressbooks/pressbooks-aldine/issues\"}"
     - name: Commit updated POT file
-      uses: stefanzweifel/git-auto-commit-action@v4.1.1
+      uses: stefanzweifel/git-auto-commit-action@v4.15.3
       with:
         commit_message: 'chore(l10n): update languages/pressbooks-aldine.pot'
         file_pattern: '*.pot'

.github/workflows/update-translations.yml

@@ -23,7 +23,7 @@ jobs:
     - name: Generate MO files
       run: wp i18n make-mo languages
     - name: Commit updated translation files
-      uses: stefanzweifel/git-auto-commit-action@v4.13.1
+      uses: stefanzweifel/git-auto-commit-action@v4.15.3
       with:
         commit_message: 'chore(l10n): update translations'
         file_pattern: '*.mo'