qcacld-3.0: Enable DCS for QCA6490

Enable CONFIG_DCS for QCA6490 in default_defconfig.

Change-Id: I45726ff0032e72939efde6a73051796c788f9ff6
CRs-Fixed: 2976853

configs/default_defconfig

@@ -55,6 +55,7 @@ ifeq ($(CONFIG_CNSS_QCA6490), y)
 	CONFIG_HIF_REG_WINDOW_SUPPORT :=y
 	CONFIG_DUMP_REO_QUEUE_INFO_IN_DDR :=y
 	CONFIG_WLAN_FEATURE_LRO_CTX_IN_CB := y
+	CONFIG_DCS := y
 endif
 
 ifeq ($(CONFIG_CNSS_QCA6750), y)