pidgin/pidgin

Replace gethostname by g_get_host_name

2021-03-04, Elliott Sales de Andrade
691bd780ab06
Replace gethostname by g_get_host_name

Replace `gethostname` by `g_get_host_name`.

Testing Done:
Compile only.

Reviewed at https://reviews.imfreedom.org/r/555/
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