Added myself to the agenda (#631)

Co-authored-by: Lee Byron <[email protected]>

Author: ghmcadams

agendas/2021-03-04.md

@@ -41,10 +41,10 @@ agenda, edit this file.*
 | Sasha Solomon            | Twitter                  | Portland, OR, US
 | Stephen Spalding         | Netflix                  | Los Gatos, CA, US
 | Robert Zhu               | AWS                      | Seattle, WA
+| Gabriel McAdams          | PayPal                   | San Jose, CA
 | Yogesh Desai             | Tokopedia                | Pune, India
 
 
-
 ## Agenda
 
 > **Guidelines**