Bump actions/cache from 4.3.0 to 5.0.4

Bumps [actions/cache](https://github.com/actions/cache) from 4.3.0 to 5.0.4.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v4.3.0...v5.0.4)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: 5.0.4
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -46,7 +46,7 @@ jobs:
         with:
           python-version: 3.9
       - name: Cache pip
-        uses: actions/cache@v4.3.0
+        uses: actions/cache@v5.0.4
         with:
           path: ~/.cache/pip # This path is specific to Ubuntu
           # Look to see if there is a cache hit for the corresponding requirements file