Bump mozilla-actions/sccache-action from 0.0.7 to 0.0.9 (JuliaHubOSS#223)

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@v0.0.7
+        uses: mozilla-actions/sccache-action@v0.0.9
 
       - name: Build
         shell: pwsh