fix: update SSH key handling in deploy workflow to remove unnecessary transformations

.gitea/workflows/deploy.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Setup SSH Agent
         run: |
           eval "$(ssh-agent -s)"
-          printf '%s' "${{ secrets.ANSIBLE_SSH_KEY }}" | tr -d '\r\n' | base64 -d | ssh-add -
+          printf '%s\n' "${{ secrets.ANSIBLE_SSH_KEY }}" | ssh-add -
           ssh-add -l
           echo "SSH_AUTH_SOCK=$SSH_AUTH_SOCK" >> "$GITHUB_ENV"
           echo "SSH_AGENT_PID=$SSH_AGENT_PID" >> "$GITHUB_ENV"