fix: include gh token to generate gh release

Author: ChristianHaase

.github/workflows/ci.yml

@@ -30,6 +30,7 @@ jobs:
       env:
         DOTNET_CLI_TELEMTRY_OPTOUT: true
         NUGET_API_KEY: ${{ secrets.NUGET_API_KEY }}
+        GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       shell: pwsh
       run: |
         ./Build.ps1