Action: Upload arm64 artifacts too

The action compiles the arm64 kernel then cleans the output folder then builds the armhf kernel only which later gets uploaded since it is the only output.

Author: HeyMeco

.github/workflows/compile.yaml

@@ -50,7 +50,6 @@ jobs:
         id: kernel-armhf
         run: |
 
-          rm -rf output/debs/*
           mkdir -p userpatches/extensions/
           cat <<- EOF > userpatches/extensions/pull-request.sh
           function post_family_config__force_commit_for_rk3588() {