[gnome-builder] build: require libxml in libide for doap

[Christian Hergert <chergert src gnome org>]

commit 4d90b965f823a97324ed929833c3dc64f1337bea
Author: Christian Hergert <christian hergert me>
Date:   Sun Sep 6 13:23:27 2015 -0700

    build: require libxml in libide for doap
    
    We shouldn't have moved this when doing plugin stuff, since we still need
    it for doap.

 configure.ac |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 5f62b86..13af562 100644
--- a/configure.ac
+++ b/configure.ac
@@ -183,7 +183,8 @@ PKG_CHECK_MODULES(LIBIDE,   [gio-2.0 >= glib_required_version
                              gio-unix-2.0 >= glib_required_version
                              gtksourceview-3.0 >= gtksourceview_required_version
                              libgit2-glib-1.0 >= ggit_required_version
-                             libpeas-1.0 >= peas_required_version])
+                             libpeas-1.0 >= peas_required_version
+                             libxml-2.0 >= libxml_required_version])
 PKG_CHECK_MODULES(RG,       [gtk+-3.0 >= gtk_required_version])
 PKG_CHECK_MODULES(SEARCH,   [glib-2.0 >= glib_required_version])
 PKG_CHECK_MODULES(GEDIT,    [glib-2.0 >= glib_required_version