add dshaw and gdams to moderation
add dshaw and gdams to moderation

PR-URL: https://github.com/nodejs/email/pull/119
Reviewed-By: Sakthipriyan Vairamani <b84950071fc99921a72f4fa56f6cad2496b3223c@gmail.com>
Reviewed-By: Benjamin Gruenbaum <b85994e6adcc20d9e65bf2ece51ce7cf6aa55f0a@gmail.com>
Reviewed-By: George Adams <45b3409b2cb97e0d254bb225cfb8aedda16adbb6@uk.ibm.com>
Reviewed-By: Michael Dawson <241bf52ebd97cc4ec83d57b04d1f9e9053df032e@ca.ibm.com>
nodejs/email