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]>

Author: dependabot[bot]

.github/workflows/check.yaml

@@ -38,15 +38,15 @@ jobs:
         run: |
           echo "dir=$(pip cache dir)" >> $GITHUB_OUTPUT
       - name: Persistent Github pip cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.pip-cache.outputs.dir }}
           key: pip-${{ runner.os }}-${{ matrix.python-version }}-${{ hashFiles('pyproject.toml', 'setup.cfg', 'setup.py', 'Makefile') }}
           restore-keys: |
             pip-${{ runner.os }}-${{ matrix.python-version }}-
             pip-${{ runner.os }}-
       - name: Persistent Github venv cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: .venv/
           key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('pyproject.toml', 'setup.cfg', 'setup.py', 'Makefile') }}