automake has depricated use of @mkdir_p@, Fix the
issue by using @MKDIR_P@ instead.
added a new patch:
sed-4.1.2_fix_for_automake-1.12.patch
(From OE-Core rev: b5e9b6db49770261e8394e676eec603125b51a44)
Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>