meta-tizen: Create group weston-launch in profile config

meta-tizen: Create group weston-launch in profile config

Create group weston-launch in config-tizen-common and config-tizen-ivi
recipes instead of weston recipe to prevent the case where user
belonging to the group weston-launch are created before the group is
(which cause an error).

Change-Id: I1ad479bc35ff9bd2aa75782e7e7f7e0a70eb0a7e
(From meta-tizen rev: 4b55a23c5e8dd577c09a91c74cd9308ba4e59501)

Signed-off-by: Kévin THIERRY <kevin.thierry@open.eurogiciel.org>
Signed-off-by: Patrick Ohly <patrick.ohly@intel.com>