Update to 6 in STEP and README.md

.github/steps/-step.txt

@@ -1 +1 @@
-5
+6

README.md

@@ -14,22 +14,21 @@ _Collaborate and work together on GitHub._
 </header>
 
 <!--
-  <<< Author notes: Step 5 >>>
+  <<< Author notes: Step 6 >>>
   Start this step by acknowledging the previous step.
   Define terms and link to docs.github.com.
 -->
 
-## Step 5: Apply suggested changes
+## Step 6: Merge your pull request
 
-_Nicely done suggesting changes! :partying_face:_
+_Almost there! :heart:_
 
-Now let's see how easy it is to [apply your suggestion](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/incorporating-feedback-in-your-pull-request).
+You can now [merge](https://docs.github.com/en/get-started/quickstart/github-glossary#merge) your pull request!
 
-### :keyboard: Activity: Apply suggested changes
+### :keyboard: Activity: Merge your pull request
 
-1. Click **Commit suggestion**.
-1. Type a commit message.
-1. Click **Commit changes**.
+1. Click **Merge pull request**.
+1. Delete the branch `update-game` (optional).
 1. Wait about 20 seconds then refresh this page (the one you're following instructions from). [GitHub Actions](https://docs.github.com/en/actions) will automatically update to the next step.
 
 <footer>