github-actions(deps): bump actions/cache from 1 to 3

Bumps [actions/cache](https://github.com/actions/cache) from 1 to 3.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](https://github.com/actions/cache/compare/v1...v3)

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

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

.github/workflows/diagnostics.yml

@@ -38,7 +38,7 @@ jobs:
           coverage: xdebug2
 
       - name: Cache composer cache directory
-        uses: actions/cache@v1
+        uses: actions/cache@v3
         env:
           cache-name: composer-cache-dir-${{ matrix.php }}
         with:
@@ -49,7 +49,7 @@ jobs:
         run: composer install
 
       - name: Cache vendor directory of phpcq tool runner
-        uses: actions/cache@v1
+        uses: actions/cache@v3
         env:
           cache-name: vendor-${{ matrix.php }}
         with: