cleanup commented out AppImage CI code

.github/workflows/CI.yml

@@ -106,7 +106,6 @@ jobs:
 
               echo "aur_publish=true" >> $GITHUB_ENV
             elif [[ ${{ github.ref == 'refs/heads/nightly' }} ]]; then
-              aur_pkg=sunshine-git
               sub_version=".r${commit}"
 
               echo "aur_publish=true" >> $GITHUB_ENV
@@ -385,12 +384,6 @@ jobs:
           wget https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage
           chmod +x linuxdeploy-x86_64.AppImage
 
-          # # https://github.com/linuxdeploy/linuxdeploy-plugin-gtk
-          # sudo apt-get install libgtk-3-dev librsvg2-dev -y
-          # wget https://raw.githubusercontent.com/linuxdeploy/linuxdeploy-plugin-gtk/master/linuxdeploy-plugin-gtk.sh
-          # chmod +x linuxdeploy-plugin-gtk.sh
-          # export DEPLOY_GTK_VERSION=3
-
           ./linuxdeploy-x86_64.AppImage \
             --appdir ./AppDir \
             --executable ./sunshine \
@@ -400,8 +393,6 @@ jobs:
             --library /usr/lib/x86_64-linux-gnu/libpangocairo-1.0.so.0 \
             --library /usr/lib/x86_64-linux-gnu/libpangoft2-1.0.so.0 \
             --output appimage
-          # # add this argument back if using gtk plugin
-          # --plugin gtk \
 
           # move
           mv Sunshine*.AppImage ../artifacts/sunshine.AppImage
@@ -419,14 +410,6 @@ jobs:
 
           ./appimagelint-x86_64.AppImage ./artifacts/sunshine.AppImage
 
-#      - name: Archive AppImage
-#        if: ${{ matrix.type == 'appimage' }}
-#        working-directory: artifacts
-#        run: |
-#          chmod +x ./sunshine.AppImage
-#
-#          zip --recurse-paths --move --test ./sunshine-appimage.zip ./*
-
       - name: Upload Artifacts
         uses: actions/upload-artifact@v3
         with: