pidgin/pidgin

Fix a dead assignment that scanbuild found

2021-10-18, Gary Kramlich
4d22ff23a3b7
Fix a dead assignment that scanbuild found

Testing Done:
ran scanbuild and verified the warning was gone.

Reviewed at https://reviews.imfreedom.org/r/1066/
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