Bump actions/cache from 4.1.0 to 4.1.1

Bumps [actions/cache](https://github.com/actions/cache) from 4.1.0 to 4.1.1.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v4.1.0...v4.1.1)

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

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

.github/workflows/tests.yml

@@ -54,7 +54,7 @@ jobs:
       - name: Configure
         run: cabal configure --enable-tests
       - name: Cache
-        uses: actions/[email protected].0
+        uses: actions/[email protected].1
         with:
           path: ${{ steps.setup-haskell.outputs.cabal-store }}
           key: ${{ runner.os }}-ghc-${{ matrix.ghc }}-cabal-${{ hashFiles('**/plan.json') }}