Fix GHES download links (#19655)

Set the value for `patch.downloadVersion` again to appropriately render GHES download links (including release candidates)

Fixes https://github.com/github/docs-internal/issues/19652

lib/release-notes-utils.js

@@ -12,6 +12,7 @@ function sortPatchKeys (release, version, options = {}) {
       return {
         version: `${version}.${keyWithDots}`,
         patchVersion: keyWithDots,
+        downloadVersion: `${version}.${keyWithDots.replace(/\.rc\d*$/, '')}`,
         release: version, // TODO this naming :/ we are not currently using this value, but we may want to.
         ...release[key]
       }