Remove cdbs from build deps.

Author: juzzlin

packaging/debian/control

@@ -2,7 +2,7 @@ Source: snm
 Section: utils
 Priority: extra
 Maintainer: Jussi Lind <jussi.lind@iki.fi>
-Build-Depends: cdbs, debhelper (>= 7), libqt4-dev (>= 4.7)
+Build-Depends: debhelper (>= 7), libqt4-dev (>= 4.7)
 Standards-Version: 3.9.1
 Homepage: https://sourceforge.net/projects/simplenormalmapper