Update multiarch.yml

Author: mayeut

.github/workflows/multiarch.yml

@@ -12,9 +12,12 @@ concurrency:
 
 jobs:
   deploy:
+    name: Deploy multi-arch images
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - name: Install ORAS
+        run: snap install oras --classic
       - name: Deploy
         if: github.repository == 'pypa/manylinux'
         run: ./deploy_multiarch.sh