fix(ci): add missing checkout to deploy job

Author: doomspork

.github/workflows/ci.yml

@@ -48,6 +48,8 @@ jobs:
       group: ${{ github.workflow }}-${{ github.ref }}
     if: github.ref == 'refs/heads/main'
     steps:
+      - uses: actions/checkout@v3
+
       - name: Download artifact
         uses: actions/download-artifact@v4
         with: