binutils: Use configure options to disable gdb and dependencies
Deleting sources is a rough way of dealing with disabling components,
using configure option is elegant way and we also keep the sources
unchanged, this should not cause any funcitonal changes otherwise
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>