If a CPE version field is just *:*:*:* it should be handled the same as
-:*:*:*, that is 'all versions'. To ease handling, transform this case
to use -.
(From OE-Core rev: 04a9bc4ca5294fe6834513669c7746a824d12b04)
Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>