Update another reference to the same branch name

Author: posthuman-resource

responses/12.0_add-readme.md

@@ -8,7 +8,7 @@ We added a README for you, but go ahead and put in your own content.
 ### :keyboard: Activity: Edit the README.md
 
 1. [Edit the `README.md` file]({{ fileUrl }}) to contain a description of the course
-   - Note: If you're working on GitHub.com, you can click on the link above or navigate to the **Code** tab, checkout to the `add-metadata` branch, and click **Create new file**
+   - Note: If you're working on GitHub.com, you can click on the link above or navigate to the **Code** tab, checkout to the `write-steps` branch, and click **Create new file**
 
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 <h3 align="center">I'll respond below when I detect a commit on this branch.</h3>