[gnome-boxes] build: Bump Vala dep to 0.36.0 (lastest release)

[Felipe Borges <felipeborges src gnome org>]

commit 815720bc879cb6e62b282874fe91c7bf3f666a4c
Author: Felipe Borges <felipeborges gnome org>
Date:   Mon Mar 27 11:15:38 2017 +0200

    build: Bump Vala dep to 0.36.0 (lastest release)
    
    The 3.24 release came with valac-0.36.0, so we can safely
    require a newer version.
    
    This allows us to drop the VALA_0_36 check introduced in
    commit 8173193.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=780581

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 63525d4..cf6e708 100644
--- a/configure.ac
+++ b/configure.ac
@@ -135,7 +135,7 @@ else
 fi
 AM_CONDITIONAL([HAVE_OVIRT], [test "x$have_govirt" = "xyes"])
 
-VALA_CHECK([0.28.0.16], [
+VALA_CHECK([0.36.0], [
   gdk-pixbuf-2.0
   glib-2.0
   gtk+-3.0