GA(deps): Bump actions/cache from 3 to 4

Bumps [actions/cache](https://github.com/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
...

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

.github/workflows/ci.yml

@@ -81,7 +81,7 @@ jobs:
         run: |
           cabal freeze
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         name: Cache ~/.cabal/store
         with:
           path: ${{ steps.setup-haskell-cabal.outputs.cabal-store }}
@@ -120,7 +120,7 @@ jobs:
           ghc-version: ${{ matrix.ghc }}
           stack-version: ${{ matrix.stack }}
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         name: Cache ~/.stack
         with:
           path: ~/.stack