fix zip name

Author: demarey

.github/workflows/CI.yml

@@ -220,7 +220,7 @@ jobs:
         run: |
           ARCHITECTURE=${{ matrix.arch }} VERSION=${{ needs.build.outputs.launcherVersion }} ./build.sh mac-package
           ls -ld PharoLauncher.app
-          zip -r -9 PharoLauncher-mac-${{ needs.build.outputs.launcherVersion }}-${{ matrix.arch == '64' && 'x64' || matrix.arch }} PharoLauncher.app
+          zip -r -9 PharoLauncher-mac-${{ needs.build.outputs.launcherVersion }}-${{ matrix.arch == '64' && 'x64' || matrix.arch }}.zip PharoLauncher.app
           ls -la .
 
       - uses: actions/upload-artifact@v4