chore: bump actions/cache from 4.3.0 to 5.0.5

Bumps [actions/cache](https://github.com/actions/cache) from 4.3.0 to 5.0.5.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](0057852bfa...27d5ce7f10)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: 5.0.5
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/build.yaml

@@ -191,7 +191,7 @@ jobs:
       # embedded into the code).  Use VSCODE_CACHE_VERSION to force a rebuild.
       - name: Fetch prebuilt linux-x64 Code package from cache
         id: cache-vscode
-        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4
+        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
         with:
           path: lib/vscode-reh-web-linux-x64
           key: vscode-linux-x64-package-${{ secrets.VSCODE_CACHE_VERSION }}-${{ steps.vscode-rev.outputs.rev }}-${{ hashFiles('patches/*.diff', 'ci/build/build-vscode.sh') }}
@@ -256,7 +256,7 @@ jobs:
 
     steps:
       - name: Cache Caddy
-        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4
+        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
         id: caddy-cache
         with:
           path: |