add @saihaj to May 2022 (#90)

Author: saihaj

agendas/2022-05-25.md

@@ -31,6 +31,7 @@ agenda, edit this file.*
 | Yaacov Rydzinski                | Individual Contributor | Neve Daniel, IL|
 | Benjie Gillam                   | Graphile               | Chandler's Ford, UK|
 | Trevor Scheer                   | Apollo GraphQL         | Las Vegas, NV |
+| Saihajpreet Singh               | The Guild              | Ottawa, ON    |
 | Hugh Willson                    | Apollo GraphQL         | Ottawa, ON, CA |
 | *ADD YOUR NAME ABOVE TO ATTEND* |                        |               |