libgnt/libgnt

Update our python searching since not every distro ships a python3-embed.pc file

2021-07-23, Gary Kramlich
9c90f958a2d5
Update our python searching since not every distro ships a python3-embed.pc file

Testing Done:
compiled

Reviewed at https://reviews.imfreedom.org/r/833/
plugindir = get_option('libdir') / 'gnt3'
irssi = library('irssi', 'irssi.c',
dependencies : [ncurses, gobject, libgnt_dep],
name_prefix : '',
install : true, install_dir : plugindir)
s = library('s', 's.c',
dependencies : [ncurses, gobject, libgnt_dep],
name_prefix : '',
install : true, install_dir : plugindir)