Instead of hiding problems in the debug log let's print them as warnings
instead.
(From OE-Core rev: 088f5d97001bd4b573f00cfca93b8d24e814fd64)
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>