Fix tar job in GitHub Actions workflow

Author: lukel97

Diff for: .github/workflows/build.yml

@@ -150,13 +150,17 @@ jobs:
           done
 
       - uses: actions/upload-release-asset@v1.0.2
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           upload_url: ${{ github.event.release.upload_url }}
           asset_path: haskell-language-server-macOS-${{ github.event.release.tag_name }}.gz
           asset_name: haskell-language-server-macOS-${{ github.event.release.tag_name }}.gz
           asset_content_type: application/gzip
 
       - uses: actions/upload-release-asset@v1.0.2
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           upload_url: ${{ github.event.release.upload_url }}
           asset_path: haskell-language-server-Linux-${{ github.event.release.tag_name }}.gz