update workflow

.gitea/workflows/production/build-deploy-docs.yml

@@ -69,13 +69,6 @@ jobs:
     name: Connect to deployment host, update, and redeploy docs website.
     runs-on: ubuntu-latest
     steps:
-      -
-        name: Install required system packages...
-        run: |
-          export DEBIAN_FRONTEND=noninteractive
-          apt update
-          apt upgrade -y
-          apt install -y iputils-ping
       -
         name: Configure SSH...
         env:
@@ -94,11 +87,6 @@ jobs:
             StrictHostKeyChecking no
           END
           cat ~/.ssh/config
-      -
-        name: Ping SSH host...
-        env:
-          SSH_HOST: ${{ secrets.DEPLOYMENT_HOST }}
-        run: ping -c 3 $SSH_HOST
       -
         name: Run deploy script.
         run: ssh staging