CI : build.zip file changes WIP

1. copy Release Notes to build folder
   - echo - to list all directories
   - xargs - execute command lines from standard input
2. build_output.zip only contains bin folder. This was decided to save space

3. deleted compiled-output for testing

.github/workflows/carbonix_build.yml

@@ -197,10 +197,10 @@ jobs:
         run: sudo apt-get install zip
       - name: Archive build output
         run: |
-          zip -r build-output.zip build/
+          echo build/*/bin/ | xargs -n 1 cp -v ArduPlane/ReleaseNotes.txt
+          zip -r build-output.zip build/*/bin/*
       - name: Archive production artifacts
         uses: actions/upload-artifact@v3
         with:
-          name: compiled-output
           path: build-output.zip
           retention-days: 90