Bump actions/cache in the github-actions group across 1 directory

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


Updates `actions/cache` from 4 to 5
- [Release notes](https://github.com/actions/cache/releases)
- [Commits](https://github.com/actions/cache/compare/v4...v5)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
...

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

.github/workflows/swift_quality.yml

@@ -45,7 +45,7 @@ jobs:
 
       - name: Cache Mint packages
         id: mint-cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ${{ github.workspace }}/mint
           key: ${{ runner.os }}-mint-${{ hashFiles('**/Mintfile') }}