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] <support@github.com>

.github/workflows/release.yml

@@ -85,7 +85,7 @@ jobs:
           fetch-depth: 0
 
       - name: Cache GEOS build
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ runner.temp }}/geos-${{ env.GEOS_VERSION }}
           key: ${{ matrix.os }}-${{ matrix.arch }}-${{ env.GEOS_VERSION }}-${{ hashFiles('ci/*') }}

.github/workflows/tests.yml

@@ -100,7 +100,7 @@ jobs:
           allow-prereleases: true
 
       - name: Cache GEOS and pip packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           key: ${{ matrix.os }}-${{ matrix.architecture }}-geos-${{ env.GEOS_VERSION_SPEC }}-${{ hashFiles('ci/install_geos.sh') }}
           path: |