pidgin/pidgin

Fix Finch->Gnt gir dependency

19 months ago, Elliott Sales de Andrade
3a7d151716fe
Fix Finch->Gnt gir dependency

This is copied from how Pidgin uses Talkatu.

Testing Done:
Compiled and saw fewer undefined types in gir step (but an added 'missing' pkgconfig file since I'm using a subproject.)

Reviewed at https://reviews.imfreedom.org/r/1854/
syntax: glob
.*.swp
.DS_Store
.flatpak-builder
*.pyc
*~
\#*\#
syntax: regexp
^build(.+)?\/
win32-install-dir(\.release)?
po\/pidgin\.pot$
^subprojects\/.+\/