Whilst gcc doesn't have any source to fetch, it still needs a fetch task so that
a world fetch can run without errors. So instead of deleting the fetch task,
stub it.
(From OE-Core rev: 8e68ebbddc2bc41eb6cb607c51d6a80c54c4199d)
(From OE-Core rev: ebe7b52c90b8cc7626f93d6771412848825905ce)
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>