qcacld-3.0: Enable TSF feature for qca6490

Add following flags to enable TSF feature for qca6490.
CONFIG_WLAN_SYNC_TSF_PLUS,
CONFIG_WLAN_SYNC_TSF_TIMER

Change-Id: I22c77a668194bdabb41efe6e44e81a7f7082325b
CRs-Fixed: 3010812

configs/default_defconfig

@@ -56,6 +56,8 @@ ifeq ($(CONFIG_CNSS_QCA6490), y)
 	CONFIG_DUMP_REO_QUEUE_INFO_IN_DDR :=y
 	CONFIG_WLAN_FEATURE_LRO_CTX_IN_CB := y
 	CONFIG_DCS := y
+	CONFIG_WLAN_SYNC_TSF_PLUS := y
+	CONFIG_WLAN_SYNC_TSF_TIMER := y
 endif
 
 ifeq ($(CONFIG_CNSS_QCA6750), y)