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](https://github.com/actions/cache/compare/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/test.yml

@@ -148,7 +148,7 @@ jobs:
 
       # not using the cargo cache here, since this differs significantly
       - name: cargo-all cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.cargo
           key: ${{ runner.os }}-cargo-all-${{ hashFiles('**/Cargo.toml') }}-${{ hashFiles('**/Cargo.lock') }}
@@ -194,7 +194,7 @@ jobs:
       - uses: extractions/setup-just@v1
 
       - name: target/bind cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: target/bind
           key: ${{ runner.os }}-bind-${{ hashFiles('**/justfile') }}