[ci] Run integration test on macOS

.github/workflows/test.yaml

@@ -42,19 +42,10 @@ jobs:
           registry-url: "https://npm.pkg.github.com"
           # Defaults to the user or organization that owns the workflow file
           scope: "@agoraio-extensions"
-      - name: Cache LLVM and Clang
-        id: cache-llvm
-        uses: actions/cache@v3
-        with:
-          path: |
-            ./llvm
-          key: ubuntu-llvm-15.0.6
       - name: Install LLVM and Clang
         uses: KyleMayes/install-llvm-action@v1
         with:
-          ubuntu-version: 22.04
           version: "15.0.6"
-          cached: ${{ steps.cache-llvm.outputs.cache-hit }}
       - name: Run unit test
         env:
           NODE_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}