R1:98cd2cd7992a

Move object monogram rules later in the parse order

Summary:
Fixes T5837. The problem is that the hash is being recognized as a commit hash. We currently fire the object monogram rules fairly early, but there's no real reason to do this. Move them after all of the hyperlink rules:

0 PhutilRemarkupEscapeRemarkupRule
100 PhutilRemarkupMonospaceRule
150 PhutilRemarkupDocumentLinkRule
175 PhrictionRemarkupRule

<<< OLD OBJECT RULE POSITION

200 PhabricatorIconRemarkupRule
200…