pidgin/pidgin

Fix the url for our appdata file as it was broken with the website move.
release-2.x.y
2020-06-07, Gary Kramlich
e3164aa14057
Fix the url for our appdata file as it was broken with the website move.
For information on hacking on Pidgin, Finch, or libpurple, see:
http://developer.pidgin.im