[california] Add missing build dep

[Kalev Lember]

commit 3725a504e8f9eb8bb0f501765c251c127280551d
Author: Kalev Lember <kalevlember at gmail.com>
Date:   Wed Oct 1 11:08:13 2014 +0200

    Add missing build dep

 california.spec |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/california.spec b/california.spec
index 995b30a..b465873 100644
--- a/california.spec
+++ b/california.spec
@@ -13,6 +13,7 @@ Patch0:         0001-Fix-desktop-file-keywords-Swedish-translation.patch
 
 BuildRequires:  desktop-file-utils
 BuildRequires:  intltool
+BuildRequires:  itstool
 BuildRequires:  pkgconfig(gee-0.8)
 BuildRequires:  pkgconfig(glib-2.0)
 BuildRequires:  pkgconfig(goa-1.0)