[qca-nss-ecm] New API - Add IPv6 create/destroy/sync support.

- Use new APIs in the create/destroy and netdev sync callback functions.

Change-Id: I109a416381707a8dd91a6d03bfdfe36314843429
Signed-off-by: Murat Sezgin <msezgin@codeaurora.org>
6 files changed