build(deps): bump actions/cache from 5.0.5 to 6.0.0

Bumps [actions/cache](https://github.com/actions/cache) from 5.0.5 to 6.0.0.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@27d5ce7...2c8a9bd)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build.yml

@@ -99,7 +99,7 @@ jobs:
       - name: Restore cache for clcache
         id: clcache-restore
         if: ${{ matrix.platform == 'windows-latest' }}
-        uses: actions/cache/restore@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache/restore@2c8a9bd7457de244a408f35966fab2fb45fda9c8 # v6.0.0
         with:
           path: ${{ github.workspace }}\.clcache
           key: ${{ github.job }}-${{ matrix.platform }}-${{ github.ref_name }}-${{ hashFiles('pyproject.toml') }}
@@ -140,7 +140,7 @@ jobs:
 
       - name: Save cache for clcache
         if: ${{ always() && matrix.platform == 'windows-latest' && steps.clcache-restore.outputs.cache-hit != 'true' }}
-        uses: actions/cache/save@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache/save@2c8a9bd7457de244a408f35966fab2fb45fda9c8 # v6.0.0
         with:
           path: ${{ github.workspace }}\.clcache
           key: ${{ steps.clcache-restore.outputs.cache-primary-key }}

.github/workflows/devcontainer.yml

@@ -53,7 +53,7 @@ jobs:
           persist-credentials: false
 
       - name: Cache Docker layers
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache@2c8a9bd7457de244a408f35966fab2fb45fda9c8 # v6.0.0
         with:
           path: /tmp/.buildx-cache
           key: devcontainer-${{ runner.os }}-${{ github.sha }}