staging: rtl8723au: Get rid of struct ndis_802_11_config

This exposed a nice endian bug in collect_bss_info23a() where two
bytes in little-endian order were copied into a u32 and afterwards
le32_to_cpu() was applied to it....

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>