R1:55770a2ca8d7

Remove product literal strings in "pht()", part 17

Summary: Ref T13658.

Test Plan:
This is non-exhaustive.

- Viewed "diffusion.looksoon" Conduit API method page.
- Viewed config settings.

Maniphest Tasks: T13658

Differential Revision: https://secure.phabricator.com/D21783