action: adds gitlab ssh-key usage to workflow

Author: mosmuell

.github/workflows/release.yml

@@ -56,6 +56,12 @@ jobs:
           irm https://astral.sh/uv/install.ps1 | iex
           echo "$env:USERPROFILE\.local\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
 
+      - uses: webfactory/ssh-agent@v0.9.0
+        with:
+          ssh-private-key: |
+            ${{ secrets.GITLAB_TIQI_ZEDBOARD_SSH_KEY }}
+            ${{ secrets.GITLAB_TIQI_RPC_SSH_KEY }}
+
       - name: Sync build dependencies
         run: uv sync --group build