⬆️ Bump actions/cache from 4.2.0 to 4.2.3

Bumps [actions/cache](https://github.com/actions/cache) from 4.2.0 to 4.2.3.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v4.2.0...v4.2.3)

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

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

Author: dependabot[bot]

.github/workflows/build.yml

@@ -20,7 +20,7 @@ jobs:
         run: pipx install pdm
 
       - name: Set up cache
-        uses: actions/cache@v4.2.0
+        uses: actions/cache@v4.2.3
         with:
           path: .venv
           key: venv-${{ matrix.python-version }}-${{ hashFiles('pyproject.toml') }}-${{ hashFiles('poetry.lock') }}