Update Hashim's description (#23731)

Author: hashimwarren

docs/blog/author.yaml

@@ -320,7 +320,7 @@
   avatar: avatars/thomas-wang.jpeg
   twitter: "@thomaswangio"
 - id: Hashim Warren
-  bio: Marketer turned Web Developer  - https://hashim.xyz
+  bio: Full Stack Marketer, writing copy and code - https://www.configmag.com
   avatar: avatars/hashim-warren.jpg
   twitter: "@hashim_warren"
 - id: Caitlin Cashin