clean working directory

Author: lucasssvaz

Diff for: .github/workflows/tests_hw.yml

@@ -29,6 +29,12 @@ jobs:
       image: python:3.10.1-bullseye
       options: --privileged
     steps:
+      - name: Clean workspace
+        run: |
+          ls -la .
+          rm -rf ./*
+          rm -rf ~/.arduino/tests
+
       - name: Check if already passed
         id: cache-results
         if: github.event.pull_request.number != null