qcacmn: Add subscription for PPDU_START_USER_INFO TLV

In Beryllium architecture, PPDU_START_USER_INFO TLV carries
the user specific info for each user in a given ppdu.

Add subscription for this TLV by host for enhanced stats use case.

Change-Id: Ia12c5c3ab36198e7cd40dad0c0d92b945d2b49c6
CRs-Fixed: 3166305

dp/wifi3.0/dp_htt.h

@@ -633,6 +633,7 @@ struct htt_rx_ring_tlv_filter {
 		ppdu_end_user_stats:1,
 		ppdu_end_user_stats_ext:1,
 		ppdu_end_status_done:1,
+		ppdu_start_user_info:1,
 		header_per_msdu:1,
 		enable_fp:1,
 		enable_md:1,