cnss2: add support to advertise MLO host capabilities

Updated the QMI host capability message to inform about the
MLO host capabilities. FW uses information to initialize the
MLO related data structures.

Change-Id: Ib1d4d2adbd664907e6abd13d4370dc7b33d41b0d
Signed-off-by: Kai Liu <kaliu@codeaurora.org>