Bump hendrikmuhs/ccache-action from 1.2.2 to 1.2.8

Bumps [hendrikmuhs/ccache-action](https://github.com/hendrikmuhs/ccache-action) from 1.2.2 to 1.2.8.
- [Release notes](https://github.com/hendrikmuhs/ccache-action/releases)
- [Commits](hendrikmuhs/ccache-action@v1.2.2...v1.2.8)

---
updated-dependencies:
- dependency-name: hendrikmuhs/ccache-action
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

.github/workflows/build.yml

@@ -123,7 +123,7 @@ jobs:
     #
     # IMPORTANT: cache size must also be updated in the "Execute tests" section.
     - name: ccache
-      uses: hendrikmuhs/ccache-action@v1.2.5
+      uses: hendrikmuhs/ccache-action@v1.2.8
       with:
         key: compilation-${{ matrix.test }}
         max-size: 140M