It's useful to know if a binary is statically or dynamically linked, so add a
method to determine this.
(From OE-Core rev: 96813445e6618fd8442600d81e53c448310b6e8b)
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>