Previous version of 1.1.0 included with upload-to-release did not have option to set GHES Url. New version (6.0.0) now allows so but a new release will need to be created to include. My organization only allows actions from verified publishers which Shopify is.
Toolkit release notes:
https://github.com/actions/toolkit/blob/main/packages/github/RELEASES.md
Recent change:
aea6172