Allow listing staff members without login and remove email from member

src/routes/users/user.ts

@@ -119,8 +119,7 @@ const usersRoute = (prefix: string, app: Application): void => {
    */
   app.get(
     `${prefix}/staff`,
-    isRegistered(),
-    getUsersList('_id name email staffMemberText', { isStaffMember: true }),
+    getUsersList('_id name staffMemberText', { isStaffMember: true }),
     responseUsersList()
   );