util-linux: disable all programs for host build

util-linux: disable all programs for host build

Disable all programs for host build using '--disable-all-programs'
as suggested by Thomas Petazzoni ([1]).

Build libs before patch:
build/host-util-linux-2.25.1/.libs/libsmartcols.so
build/host-util-linux-2.25.1/.libs/libuuid.so
build/host-util-linux-2.25.1/.libs/libfdisk.a
build/host-util-linux-2.25.1/.libs/libcommon.a

Build libs after patch:
build/host-util-linux-2.25.1/.libs/libuuid.so
build/host-util-linux-2.25.1/.libs/libcommon.a

[1] http://lists.busybox.net/pipermail/buildroot/2014-September/106933.html

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>