CLOUDP-69273: [mongocli] Update release instructions (#357)

Author: gssbzn

RELEASING.md

@@ -22,4 +22,5 @@ This will do the following things:
 1. Tag a new version, ie: `git tag -a -s v1.0.0 -m "v1.0.0"`
 2. Publish the new tag, ie `git push origin v1.0.0`
 3. Run the evergreen releasing task, ie: `evergreen patch -p mongocli-master -y -d "Release v1.0.0" -v release_publish -v release_msi -t all -f`
-4. Open a PR to update `server_version` in [build/ci/evergreen.yml](build/ci/evergreen.yml). The number does not matter as long as it's higher than the previous one.
+4. The release will be set as draft in the [releases page](https://github.com/mongodb/mongocli/releases), review the release and if it looks ok, publish it.
+5. Open a PR to update `server_version` in [build/ci/evergreen.yml](build/ci/evergreen.yml). The number does not matter as long as it's higher than the previous one.