chore: update cut_a_release.md (denoland#11522)

tools/cut_a_release.md

@@ -8,7 +8,11 @@ cut.**
 
 1. Open a PR on the `deno_std` repo that bumps the version in `version.ts` and
  updates `Releases.md`
-2. Create a tag with the version number (_without_ `v` prefix).
+
+2. Before merging the PR, make sure that all tests pass when run using binary
+ produced from bumping crates (point 3. from below).
+
+3. Create a tag with the version number (_without_ `v` prefix).
 
 ## Updating the main repo
 
@@ -80,6 +84,10 @@ The CI pipeline will create a release draft on GitHub
 13. Update the Deno version on the website by updating
  https://github.com/denoland/deno_website2/blob/main/versions.json.
 
+14. Push a new tag to [`manual`](https://github.com/denoland/manual). The tag
+ must match the tag from point 9; you don't need to create dedicated commit
+ for that purpose, it's enough to tag the latest commit in that repo.
+
 ## Updating `deno_docker`
 
 1. Open a PR on the `deno_docker` repo that bumps the Deno version in all