meson: Build dependency on 2.79.2

GioUnix included Gio unix-only symbols since 2.79.2, so depend on that
version

See: #13091 (comment)

Author: 3v1n0

meson.build

@@ -37,7 +37,7 @@ atk = dependency('atk-bridge-2.0')
 gio = dependency('gio-2.0', version: '>= 2.36.0')
 gio_unix = dependency('gio-unix-2.0')
 gl = dependency('gl')
-glib_version = '2.52.0'
+glib_version = '2.79.2'
 glib = dependency('glib-2.0', version: '>= ' + glib_version)
 gtk = dependency('gtk+-3.0', version: '>= 3.12.0')
 muffin = dependency('libmuffin-0', version: '>= 5.2.0')