Add pmaports clean

Signed-off-by: Vasiliy Doylov <nekocwd@mainlining.org>

action.yaml

@@ -59,3 +59,8 @@ runs:
       env:
         OLD_PACKAGES: ${{steps.old-packages.outputs.packages}}
         NEW_PACKAGES: ${{steps.new-packages.outputs.packages}}
+    - name: Clean up pmaports
+      if: always()
+      continue-on-error: true
+      shell: sh
+      run: rm -rf ${{env.PMB_PMAPORTS}}/nekocwd/${{inputs.name}}