Currently, structure tbtt_information_header and
rnr_mld_info don't have attribute __packed. When
fetching the value of bss_param_change_cnt, it
tries to align with byte and causes wrong value.
And these are OTA structures which should be moved
to file wlan_cmn_ieee80211.h.
Change-Id: I326e62e6f513c2b43fe08c278aa4b5a245d2d35c
CRs-Fixed: 3313710