Update to 3 in STEP and README.md

Author: github-actions

.github/script/STEP

@@ -1 +1 @@
-2
+3

README.md

@@ -85,7 +85,7 @@ On additional branches, you can make edits without impacting the `main` version.
   Define terms and link to docs.github.com.
 -->
 
-<details id=2 open>
+<details id=2>
 <summary><h2>Step 2: Commit a file</h2></summary>
 
 _You created a branch! :tada:_
@@ -126,7 +126,7 @@ The following steps will guide you through the process of committing a change on
   and that the file was named correctly.
 -->
 
-<details id=3>
+<details id=3 open>
 <summary><h2>Step 3: Open a pull request</h2></summary>
 
 _Nice work making that commit :sparkles:_