qcacld-3.0: Add peer ops support for SON

Add support for below SON peer ops:

PEER_SET_KICKOUT
PEER_SET_EXT_STATS
PEER_REQ_INST_STAT
PEER_GET_MAX_MCS

Change-Id: Iafadd17d6a13cfbba2884e50a0432c34115cd7f7
CRs-Fixed: 3141862

core/wma/inc/wma.h

@@ -290,6 +290,12 @@
 #define WMA_DEFAULT_HW_MODE_INDEX 0xFFFF
 #define TWO_THIRD (2/3)
 
+#ifdef WLAN_FEATURE_SON
+#define WMA_SON_MAX_PEER_EXT_STATS 16
+#else
+#define WMA_SON_MAX_PEER_EXT_STATS 0
+#endif
+
 /**
  * WMA hardware mode list bit-mask definitions.
  * Bits 4:0, 31:29 are unused.