docs: use checkout v4 (#2521)

https://github.com/actions/checkout/releases/tag/v4.1.1 checkout v4 is already released, so if there's no specific reason we should use that.
peter-evans · Oct 31, 2023 · 2f09215 · 2f09215
1 parent c643f6f
commit 2f09215
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -27,7 +27,7 @@ Create Pull Request action will:
 ## Usage
 
 ```yml
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       # Make changes to pull request here