'obsolete_automake_macros.patch' is not needed anymore, because it
was integrated in the specified commit.
(From OE-Core rev: 4c7120a24cef2ff6b9df821c69153363c938ac77)
Signed-off-by: Bogdan Marinescu <bogdan.a.marinescu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>