pidgin/pidgin

Remove the hidden conversation window as that api is going to change in the future

2021-10-11, Gary Kramlich
3a52d37dd34e
Remove the hidden conversation window as that api is going to change in the future

Testing Done:
Created an im and joined a chat, verified they both worked. Also made sure the preferences window opened without issue.

Reviewed at https://reviews.imfreedom.org/r/1005/
libpurple/data/purple-url-handler.desktop.in
libpurple/protocols/null/nullprpl.c
pidgin/data/im.pidgin.Pidgin.desktop.in
sub/libpurple/data/purple-url-handler.desktop.in
sub/libpurple/protocols/null/nullprpl.c
sub/pidgin/data/im.pidgin.Pidgin.desktop.in