[qca-nss-ecm] Fix IPv6 macros handling host ordered Linux address.

ECM swaps word order during the conversion of network ordered ipv6
address into ECM ip_addr_t. This change is to use the same approach
during switching between ECM ip_addr_t & host ordered ipv6 address.

Change-Id: Iec1f89412112af827adcf0b4b7b416dd6018cdcd
Signed-off-by: Hardik S. Panchal <hpanchal@codeaurora.org>
1 file changed