[ghc-cairo] restore cairo-devel and gtk2hs-buildtools BRs

[Jens Petersen]

commit 00a7058031c4423a6b13c12d1c8ff0d627bb2888
Author: Jens Petersen <petersen at redhat.com>
Date:   Mon Nov 19 14:50:28 2012 +0900

    restore cairo-devel and gtk2hs-buildtools BRs

 ghc-cairo.spec |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/ghc-cairo.spec b/ghc-cairo.spec
index db8dbc8..db4dd11 100644
--- a/ghc-cairo.spec
+++ b/ghc-cairo.spec
@@ -23,6 +23,8 @@ BuildRequires:  ghc-array-devel
 BuildRequires:  ghc-bytestring-devel
 BuildRequires:  ghc-mtl-devel
 # End cabal-rpm deps
+BuildRequires:  cairo-devel%{?_isa}
+BuildRequires:  gtk2hs-buildtools
 
 %description
 %{common_description}