build(deps): bump actions/cache from 4 to 5

Bumps [actions/cache](https://github.com/actions/cache) from 4 to 5.
- [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/v4...v5)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/docker-build-static.yml

@@ -94,7 +94,7 @@ jobs:
         with:
             toolchain: "${{ env.MSRV }}"
             targets: "wasm32-unknown-unknown"
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             /usr/local/cargo/bin
@@ -143,7 +143,7 @@ jobs:
         with:
             toolchain: "${{ env.MSRV }}"
             targets: "${{ matrix.target }}"
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             .cargo/bin