cve_policy: update the bugtracker
Eclipse security bugracker has been created, so use it now.
Signed-off-by: 
Marta Rybczynska <marta.rybczynska@huawei.com>
Eclipse security bugracker has been created, so use it now.
Signed-off-by: Marta Rybczynska <marta.rybczynska@huawei.com>