qcacmn: Update radiotap header with LTF symbol value

As per the updated spec, 11AX PPDU's HE SIG_A data-5 field has added
LTF symbol field which is 3bits in size.

Add logic to parse the TLV coming from hardware and update the
LTF symbol value.

Change-Id: I05e2ff8ece7e14dc22ce747e9a9b906bf130462f
CRs-Fixed: 2235233
2 files changed