Bump mozilla-actions/sccache-action from 0.0.3 to 0.0.6

Bumps [mozilla-actions/sccache-action](https://github.com/mozilla-actions/sccache-action) from 0.0.3 to 0.0.6.
- [Release notes](https://github.com/mozilla-actions/sccache-action/releases)
- [Commits](Mozilla-Actions/sccache-action@v0.0.3...v0.0.6)

---
updated-dependencies:
- dependency-name: mozilla-actions/sccache-action
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/main.yml

@@ -102,7 +102,7 @@ jobs:
           pip install pytest pytest-xdist
 
       - name: Initialize LLVM build cache
-        uses: mozilla-actions/sccache-action@v0.0.3
+        uses: mozilla-actions/sccache-action@v0.0.6
 
       - name: Build
         shell: pwsh