add @saihaj to June 2022 (#94)

Author: saihaj

agendas/2022/2022-06-29.md

@@ -28,6 +28,7 @@ agenda, edit this file.*
 | ------------------------------- | ---------------------- | ------------- |
 | Ivan Goncharov                  | ApolloGraphQL          | Lviv, Ukraine |
 | Yaacov Rydzinski                | Individual             | Neve Daniel, IL |
+| Saihajpreet Singh               | The Guild              | Minnesota, MN, US |
 | *ADD YOUR NAME ABOVE TO ATTEND* |                        |               |