tools: add sccache to test-internet workflow

Author: aduh95

.github/workflows/test-internet.yml

@@ -56,6 +56,10 @@ jobs:
         uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065  # v5.6.0
         with:
           python-version: ${{ env.PYTHON_VERSION }}
+      - name: Set up sccache
+        uses: Mozilla-Actions/sccache-action@7d986dd989559c6ecdb630a3fd2557667be217ad  # v0.0.9
+        with:
+          version: v0.10.0
       - name: Environment Information
         run: npx envinfo
       - name: Build