pidgin/pidgin

Remove some old GtkStyle stuff that was setup for tab labels that was replaced some time ago with css

2021-01-08, Gary Kramlich
da31cedd7345
Remove some old GtkStyle stuff that was setup for tab labels that was replaced some time ago with css

Testing Done:
Compiled and ran locally. Tested, plain, new message, typing, and stopped typing colors.

Reviewed at https://reviews.imfreedom.org/r/410/
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