chore(deps): bump actions/cache

Bumps the github-actions-dependencies group with 1 update in the /.github/actions/setup-php directory: [actions/cache](https://github.com/actions/cache).


Updates `actions/cache` from 3 to 4
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v3...v4)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/actions/setup-php/action.yml

@@ -20,7 +20,7 @@ runs:
       run: echo "dir=$(composer config cache-files-dir)" >> "$GITHUB_OUTPUT"
 
     - name: ♻️ Cache composer dependencies
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ${{ steps.composer-cache.outputs.dir }}
         key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
@@ -33,7 +33,7 @@ runs:
         composer --working-dir=tools install --no-progress --prefer-dist --optimize-autoloader
 
     - name: ♻️ Tools cache
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: tools/cache
         key: ${{ runner.os }}-tools-${{ github.sha }}