[liblangtag] update build deps to current Packaging Guidelines

[David Tardon]

commit 512cf8426bfe0584ee1a9b5b7f64f5252af08d7d
Author: David Tardon <dtardon at redhat.com>
Date:   Thu Mar 27 16:57:42 2014 +0100

    update build deps to current Packaging Guidelines

 liblangtag.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/liblangtag.spec b/liblangtag.spec
index ff37d4e..a4fee58 100644
--- a/liblangtag.spec
+++ b/liblangtag.spec
@@ -10,7 +10,7 @@ Source0: https://bitbucket.org/tagoh/%{name}/downloads/%{name}-%{version}.tar.bz
 
 BuildRequires: gtk-doc
 BuildRequires: libtool
-BuildRequires: libxml2-devel
+BuildRequires: pkgconfig(libxml-2.0)
 
 %description
 %{name} is an interface library to access tags for identifying