[hardware][interfaces][wifi] fix -Wreorder-init-list

C++20 will require members in a designated initializer to be in order
unlike C99.

Bug: 139945549
Test: mm
Change-Id: If22be04df7d2d0aae9ed50fada53d0ccd4edc9d1
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>