install sudo in gh action

.github/workflows/deploy.yml

@@ -13,8 +13,13 @@ jobs:
       image: ubuntu:latest
       options: --sysctl net.ipv6.conf.all.disable_ipv6=0
     steps:
+
+      - name: Install sudo needed by WARP action
+        run: apt-get update && apt-get install -y sudo
+
       - name: Set up WARP
         uses: fscarmen/[email protected]
+
       - env:
           SSH_PRIVATE_KEY: "${{secrets.SSH_PRIVATE_KEY}}"
         name: "Create SSH key"