Update a ReadMe

Author: mdmintz

integrations/github/workflows/extras.md

@@ -1,10 +1,10 @@
 <h3><img src="https://seleniumbase.github.io/img/logo3a.png" title="SeleniumBase" width="32" /> Integrations for GitHub Actions:</h3>
 
 ### Uploading Artifacts:
-* Here's an example using [upload-artifact@v4](https://github.com/actions/upload-artifact) to push up a SeleniumBase-generated artifact.
+* Here's an example using [upload-artifact@v6](https://github.com/actions/upload-artifact) to push up a SeleniumBase-generated artifact.
 
 ```yml
-    - uses: actions/upload-artifact@v4
+    - uses: actions/upload-artifact@v6
       with:
         name: Click to download the presentation
         path: saved_presentations/my_presentation.html