chore: adding boiler plate to ssh key config

Author: PeDro0210

.github/workflows/deploy-to-vps.yml

@@ -44,6 +44,7 @@ jobs:
         uses: shimataro/ssh-key-action@v2
         with:
           key: ${{ secrets.VPS_SSH_KEY }}
+          known_hosts: 'PlaceHolder'
 
       - name: Adding Known Hosts
         run: ssh-keyscan -H ${{ secrets.VPS_HOST }} >> ~/.ssh/known_hosts