Otherwise the task is still put into sstate, which means the error can
effectively be hidden by ignoring it.
(From OE-Core rev: 9d00f3ba4555510cf9525f4f6f186bf8a1371cee)
Signed-off-by: Joshua Watt <JPEWhacker@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>