about.md updated sponsors

Author: linkarzu

_posts/macos/test-snippets.md

@@ -332,7 +332,7 @@ _setapp start date_
 ### Executive Producers
 
 - [Hotze (youtube)](https://youtube.com/@hotzetron){:target="\_blank"}
-- [b3rdma (blogpost)](https://b3rdma.github.io/){:target="\_blank"}
+- [François Baillargeon](https://solutionsinformatiquesbaillargeon.ca/){:target="\_blank"}
 
 ## Discord server