Define all initial roles

GitOrigin-RevId: ad613bad4d8a47e327281e90b5475e989a3ccec4

services/web/types/admin-capabilities.ts

@@ -1,3 +1,10 @@
 export type AdminCapability = 'modify-user-email' | 'view-project'
 
-export type AdminRole = 'engineering'
+export type AdminRole =
+  | 'engagement'
+  | 'engineering'
+  | 'finance'
+  | 'product'
+  | 'sales'
+  | 'support'
+  | 'support_tier_1'