fix: replace wrong link on YT video in content/src/content/docs/blog/… (#1280)

Author: DadeSko

content/src/content/docs/blog/this-week-in-effect/2026/01/16.mdx

@@ -99,7 +99,7 @@ Here are all the technical changes from the past week.
 - **Office Hours 11: Effect 4.0, Cluster & Workflow, Schema, Effect Institute, LLMs in Effect coding** and **ChEffect - Part 13: A Local-First Meal Planning App written with Effect & LiveStore** are now on our YouTube Channel.
 
 <YouTube
-  id="https://www.youtube.com/embed/kJpotgntcUU?si=EkvdoNKFbYJEGzqH"
+  id="https://www.youtube.com/embed/12fKbAE3T2A?si=17JJLacJDJKa4uyU"
   title="Office Hours 11: Effect 4.0, Cluster & Workflow, Schema, Effect Institute, LLMs in Effect coding"
 />