[qca-nss-ecm] Assertion fix during LAG with IPv6

When LAG is used with IPv6 ECM incorrectly uses the IPv6 with
IPv4 only API's causing assertion.

CRs-Fixed: 876107

Change-Id: Icf4297ab0f38d762c81fda5eb04fc4de767a60a7
Signed-off-by: Gareth Williams <garethw@codeaurora.org>
1 file changed