[aur-general] Please delete package

[Ng Oon-Ee]

http://aur.archlinux.org/packages.php?ID=32505 is an
out-of-date/no-maintainer duplicate of
http://aur.archlinux.org/packages.php?ID=16170

Both packages provide pidgin-sipe, identical source, almost identical
PKGBUILDs.