R1:f727f17bc24a

Fix regression in DiffusionDiffQueryConduitAPIMethod

Summary:
Fix the following error you may encounter in production:

Too few arguments to function DiffusionDiffQueryConduitAPIMethod::getDefaultParser(), 0 passed in /var/www/phorge/src/applications/diffusion/conduit/DiffusionDiffQueryConduitAPIMethod.php on line 156 and exactly 1 expected

It was caused by the lack of a new mandatory parameter in a method.

Closes T15649

Test Plan: Check with your big eyes that a ConduitAPIRequest is passed to…