qulogic/pidgin

Replace the do not disturb embedded icon with the busy icon and delete the busy icon

Testing Done:
Compiled

Reviewed at https://reviews.imfreedom.org/r/2847/
libpurple/data/purple-url-handler.desktop.in
libpurple/protocols/null/nullprpl.c
pidgin/data/im.pidgin.Pidgin.desktop.in