Make release notes available to publisher

Author: SpaceEngineerSS

.github/workflows/release.yml

@@ -74,6 +74,7 @@ jobs:
     needs: [source-distributions, desktop]
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@v6
       - uses: actions/download-artifact@v4
         with:
           merge-multiple: true