qcacmn: Added a new param to get the band-info

Radio band which is classified and it's operating in 5G_HIGH_BAND
or 5G_LOW_BAND or 5G_FULL_BAND freq range or NON_5G_BAND,
ie It's 2G BAND

Change-Id: I9d140960c4b1fdab41621a1b277c140323d86e59
CRs-Fixed: 2339508

dp/inc/cdp_txrx_stats_struct.h

@@ -1522,6 +1522,11 @@ enum _ol_ath_param_t {
 	OL_ATH_PARAM_ENABLE_PEER_RETRY_STATS = 396,
 	OL_ATH_PARAM_HE_UL_TRIG_INT = 397,
 	OL_ATH_PARAM_DFS_NOL_SUBCHANNEL_MARKING = 398,
+	/*
+	 * Get the band that is tuned for low, high,
+	 * full band freq range or it's 2g
+	 */
+	OL_ATH_PARAM_BAND_INFO = 399,
 };
 
 /* Enumeration of PDEV Configuration parameter */