go-target.inc: fix go not found while multilib enabled

go-target.inc: fix go not found while multilib enabled

Go binaries were installed to ${libdir}/go/bin, and create symlink
in ${bindir}, while enabling multilib, libdir was extended (such as
/usr/lib64), but BASELIB was not (still /lib), so use
baselib (such as /lib64)) to replace

Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Armin Kuster <akuster@mvista.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>