fix(ci): force arduino-cli to clean cache

issue with new 0.32.x version

Signed-off-by: Frederic Pillon <[email protected]>

Author: fpistm

CI/build/arduino-cli.py

@@ -709,6 +709,7 @@ def genBasicCommand(b_name):
     cmd.append(build_output_dir / b_name)
     cmd.append("--build-cache-path")
     cmd.append(build_output_cache_dir)
+    cmd.append("--clean")
     if args.verbose:
         cmd.append("--verbose")
     cmd.append("--output-dir")