fix(composer): hide participant email and show only name. fixes T3404.

Test Plan: manually tested. all tests remain green.

Reviewers: evan, bengotow

Reviewed By: bengotow

Maniphest Tasks: T3404

Differential Revision: https://phab.nylas.com/D1968

internal_packages/composer/lib/participants-text-field.cjsx

@@ -68,7 +68,6 @@ class ParticipantsTextField extends React.Component
     if p.name?.length > 0 and p.name isnt p.email
       <div className="participant">
         <span className="participant-primary">{p.name}</span>&nbsp;&nbsp;
-        <span className="participant-secondary">({p.email})</span>
       </div>
     else
       <div className="participant">