In particular, do_unpack needs to be deleted as it was causing missing
subpackages. Do_unpack cleans the builddir and if it was run after
do_get_public_keys it cleaned up all keys causing no packages to be
built.
(From OE-Core rev: 8fbe0d60322f1b02c1e9de1c6ab19648db97dbd9)
Signed-off-by: Markus Lehtonen <markus.lehtonen@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>