test ssh again

Signed-off-by: Nick Slowinski <nick@nick-slowinski.de>

.forgejo/workflows/build-deploy.yaml

@@ -23,8 +23,9 @@ jobs:
           echo "$SSH_KEY" | tr -d '\r' > ~/.ssh/actions.key
           chmod 600 ~/.ssh/actions.key
         env:
-          SSH_USER: ${{ secrets.WEB_SSH_USER }}
           SSH_KEY: ${{ secrets.WEB_SSH_KEY }}
 
       - name: Test SSH
-        run: ssh -i ~/.ssh/actions.key $SSH_USER@be.nick-slowinski.de uptime
+        run: ssh -o "IdentitiesOnly=yes" -i ~/.ssh/actions.key $SSH_USER@be.nick-slowinski.de uptime
+        env:
+          SSH_USER: ${{ secrets.WEB_SSH_USER }}