Update 06-wg-primary.md (#1687)

Add Kewei to attendees list.

Author: Keweiqu

agendas/2025/03-Mar/06-wg-primary.md

@@ -117,6 +117,8 @@ hold additional secondary meetings later in the month.
 | Janette Cheng    | @janettec     | Meta               | New York, NY, US      |
 | Matt Mahoney     | @mjmahone     | Meta               | New York, NY, US      |
 | Stephen Spalding | @fotoetienne  | Netflix            | Los Gatos, CA, US     |
+| Kewei Qu         | @Keweiqu      | Meta               | Menlo Park, CA, US     |
+
 
 ## Agenda