update RELEASING instructions to match ginkgo

RELEASING.md

@@ -7,6 +7,11 @@ A Gomega release is a tagged sha and a GitHub release.  To cut a release:
     - New Features (minor version)
     - Fixes (fix version)
     - Maintenance (which in general should not be mentioned in `CHANGELOG.md` as they have no user impact)
-2. Update GOMEGA_VERSION in `gomega_dsl.go`
-3. Push a commit with the version number as the commit message (e.g. `v1.3.0`)
-4. Create a new [GitHub release](https://help.github.com/articles/creating-releases/) with the version number as the tag  (e.g. `v1.3.0`).  List the key changes in the release notes.
+1. Update GOMEGA_VERSION in `gomega_dsl.go`
+1. Commit, push, and release:
+  ```
+  git commit -m "vM.m.p"
+  git push
+  gh release create "vM.m.p"
+  git fetch --tags origin master
+  ```