Document step to create a branch and PR when releasing (#950)

Author: mfisher87

docs/contributing/releasing.md

@@ -6,43 +6,35 @@
     we agree we're ready for v1.0.0, we will not increment the major version.
 
 1. Ensure all desired features are merged to `main` branch and `CHANGELOG.md` is
-   updated. **Do not** edit the `Unreleased` header in the CHANGELOG -- the next step
-   will automatically update it.
+   updated. **Do not** edit the `Unreleased` header in the CHANGELOG -- that will be
+   handled automatically in a later step.
 
-1. Use `bump-my-version` to increase the version number in all needed places, e.g. to
-   increase the minor version (`1.2.3` to `1.3.0`):
+1. Create a new branch to make release changes. We do not permit pushing to `main` and
+   this will give the community visibility into release management activities.
+
+1. Use `bump-my-version` to automatically increase the version number in all needed
+   places, for example to increase the minor version (`1.2.3` to `1.3.0`):
 
     ```plain
     bump-my-version bump minor
     ```
 
-    Add, commit, and push the files changed by `bump-my-version`.
+    **Add, commit, and push the files changed by `bump-my-version`.**
 
     !!! note
 
         The files managed by `bump-my-version` are configured in `pyproject.toml`.
 
-1. Push a tag on the new commit containing the version number, prefixed with `v`, e.g.
-   `v1.3.0`.
-
-    ```plain
-    git tag v1.3.0  # EXAMPLE version number
-    ```
-
-    !!! tip
-
-        It's a good idea to use `git log`, e.g. `git log --decorate --oneline
-        --pretty` to verify the tag is on the correct commit before pushing.
+1. Open a pull request with the changes. **Review, and merge.**
 
-    ```plain
-    git push origin v1.3.0  # EXAMPLE version number
-    ```
+1. [Create a new GitHub Release](https://github.com/nsidc/earthaccess/releases/new).
+   In the "Choose a tag" dialog, enter a new tag prefixed with `v`, for example
+   `v1.3.0`.
 
-1. [Create a new GitHub Release](https://github.com/nsidc/earthaccess/releases/new). We
-   hand-curate our release notes to be valuable to humans. Please auto-generate
-   release notes, but replace the "What's changed" section with the Markdown from the
-   new CHANGELOG section for this release. Retain the "New contributors" and "Full
-   changelog" text generated by GitHub. Ensure "Set as latest release" is checked.
+    We hand-curate our release notes to be valuable to humans. Please auto-generate release
+    notes, but replace the "What's changed" section with the Markdown from the new CHANGELOG
+    section for this release. Retain the "New contributors" and "Full changelog" text
+    generated by GitHub. Ensure "Set as latest release" is checked.
 
     !!! info