Always show "X requested review" in mail to stop some undraft mail from being dropped
Summary: Ref T13035. See that task for a description of the issue.
Test Plan:
- Enabled prototypes.
- Disabled all Herald rules that trigger Harbormaster builds.
- Created a new revision.
- Before patch: initial review request email was dropped.
- After patch: initial review request email is sent.
Reviewers: amckinley
Reviewed By: amckinley
Maniphest Tasks: T13035
Differential Revision: https://secure.phabricator.com/D18851