Finish the deploy action update setup

All now working nicely, I think?

.github/workflows/ci.yml

@@ -148,7 +148,7 @@ jobs:
           registry_image_url: "registry.hub.docker.com/httptoolkit/website:${{ vars.DOCKER_IMAGE_TAG }}"
 
       - name: Redeploy failover container
-        uses: httptoolkit/scaleway-serverless-container-deploy-action@v1
+        uses: httptoolkit/deploy-scaleway-serverless-container-action@v1
         if: ${{ vars.SCW_FAILOVER_API_CONTAINER_ID }}
         with:
           container_id: ${{ vars.SCW_FAILOVER_API_CONTAINER_ID }}
@@ -159,9 +159,6 @@ jobs:
       - name: Flush CDN cache
         if: ${{ vars.BUNNY_PULL_ZONE_ID }}
         run: |
-          # Wait a little - the reploy command doesn't wait for the container to start up
-          sleep 30
-
           # Clear CDN cache to re-request content:
           curl -f --request POST \
             --url https://api.bunny.net/pullzone/$PULL_ZONE_ID/purgeCache \