qcacmn: Fill bonded_chan_ptr correctly
Driver does not update bonded_chan_ptr correctly in
reg_get_320_bonded_chan_array api which may lead to undefined
behavior.
To address above issue, fill bonded_chan_ptr correctly.
Change-Id: I13ffe96ad855dbf97b72f32e982c73322a29626f
CRs-Fixed: 2929853