[libgovirt] Bump glib dependency to 2.38

[Eduardo de Barros Lima <eblima src gnome org>]

commit b5dc85e4dd4b2e8a6df9662e612d387a52c06475
Author: Fabiano Fidêncio <fidencio redhat com>
Date:   Fri May 13 16:27:37 2016 +0200

    Bump glib dependency to 2.38
    
    This version has been released for 5 years now, and most distros have a
    newer version:
        - Fedora 28 has 2.56
        - CentOS 7 has 2.46
        - Debian 9 has 2.50

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index c9e01f1..4312e05 100644
--- a/configure.ac
+++ b/configure.ac
@@ -97,7 +97,7 @@ AC_SUBST(WARNINGFLAGS_C)
 dnl ---------------------------------------------------------------------------
 dnl - Check library dependencies
 dnl ---------------------------------------------------------------------------
-PKG_CHECK_MODULES([GLIB], [gobject-2.0 gio-2.0 gthread-2.0 >= 2.26.0])
+PKG_CHECK_MODULES([GLIB], [gobject-2.0 gio-2.0 gthread-2.0 >= 2.38.0])
 
 # Setup GLIB_MKENUMS to use glib-mkenums even if GLib is uninstalled.
 GLIB_MKENUMS=`$PKG_CONFIG --variable=glib_mkenums glib-2.0`