Remove broken multi-arch workflow

See https://github.com/decentralized-identity/universal-registrar/actions/runs/16747752841

Author: peacekeeper

.github/workflows/docker-multi-arch.yml

@@ -34,19 +34,6 @@ jobs:
       VAULTCA: ${{ secrets.VAULTCA }}
       SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
 
-  docker-latest-multi-arch:
-    needs: docker-latest
-    uses: ./.github/workflows/docker-multi-arch.yml
-    with:
-      GLOBAL_IMAGE_NAME: universalregistrar/uni-registrar-web
-      GLOBAL_REPO_NAME: docker.io
-      IMAGE_TAG: latest
-      PATH_TO_DOCKERFILE: uni-registrar-web/docker/Dockerfile
-    secrets:
-      CI_SECRET_READER_PERIODIC_TOKEN: ${{ secrets.CI_SECRET_READER_PERIODIC_TOKEN }}
-      VAULT_ADDR: ${{ secrets.VAULT_ADDR }}
-      VAULTCA: ${{ secrets.VAULTCA }}
-
   trigger-related-workflows:
     needs: docker-latest
     runs-on: ubuntu-latest