⬆️ Bump actions/cache from 4.0.2 to 4.1.1

Bumps [actions/cache](https://github.com/actions/cache) from 4.0.2 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@v4.0.2...v4.1.1)

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

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

.github/workflows/build.yml

@@ -20,7 +20,7 @@ jobs:
         run: pipx install pdm
 
       - name: Set up cache
-        uses: actions/cache@v4.0.2
+        uses: actions/cache@v4.1.1
         with:
           path: .venv
           key: venv-${{ matrix.python-version }}-${{ hashFiles('pyproject.toml') }}-${{ hashFiles('poetry.lock') }}