chore: update manual instructions for doing a release (#20578)

Author: dsherret

tools/release/release_doc_template.md

@@ -162,12 +162,9 @@ verify on GitHub that everything looks correct.
 
 - [ ] Publish the release on Github
 
-- [ ] Update https://github.com/denoland/dotcom/blob/main/versions.json, open a
-      PR and merge.
-
-- [ ] Push a new tag to [`manual`](https://github.com/denoland/manual). The tag
-      must match the CLI tag; you don't need to create dedicated commit for that
-      purpose, it's enough to tag the latest commit in that repo.
+- [ ] Run
+      https://github.com/denoland/deno-docs/actions/workflows/update_versions.yml
+      and merge the PR.
 
 - [ ] For minor releases: make sure https://github.com/mdn/browser-compat-data
       has been updated to reflect Web API changes in this release. Usually done