docs: update YouTube embed title for Contributing to Intersect session recording

Author: Emmanuel-Tyty

website/docs/working-group/sessions/q1-2026/07-contributing-intersect/recordings/readme.md

@@ -14,7 +14,7 @@ Recordings for the Contributing to Intersect session.
   width="100%"
   height="400"
   src="https://www.youtube.com/embed/BAdaPQMhD0A"
-  title="Session 07: Contributing to Intersect - Session 1"
+  title="Session 07: Contributing to Intersect"
   frameborder="0"
   allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
   allowfullscreen