qcacmn: Add lite monitor set/get functions

-Add lite monitor tx/rx filter config set/get fucntions
-Add lite monitor tx/rx peer config set/get functions

Change-Id: I47cc1085c64468b8a0fada871e2f5d3707ca7063
CRs-Fixed: 3078298

dp/inc/cdp_txrx_stats_struct.h

@@ -706,6 +706,8 @@ enum WDI_EVENT {
 #ifdef QCA_UNDECODED_METADATA_SUPPORT
 	WDI_EVENT_RX_PPDU_DESC_UNDECODED_METADATA,
 #endif
+	WDI_EVENT_LITE_MON_RX,
+	WDI_EVENT_LITE_MON_TX,
 	/* End of new event items */
 	WDI_EVENT_LAST
 };