util-linux: setterm requires ncurses

Fixes:
http://autobuild.buildroot.net/results/7c0/7c02c0de18059bd1a633267b43a8a5e9ee2fdfdc/

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/util-linux/Config.in

@@ -223,6 +223,7 @@ config BR2_PACKAGE_UTIL_LINUX_SETPRIV
 
 config BR2_PACKAGE_UTIL_LINUX_SETTERM
 	bool "setterm"
+	select BR2_PACKAGE_NCURSES
 	help
 	  Set terminal attributes