qcacld-3.0: Enable DCS for KIWI target

Channel switch is required whenever unwanted
heavy traffic is observed on SAP channel,
which can be handled by dynamic channel switch
feature. So, enable DCS feature for KIWI target.

Change-Id: Ic433b830f4e1355ae52e796769faec3560819d81
CRs-Fixed: 3402354

configs/default_defconfig

@@ -109,6 +109,7 @@ ifeq (y,$(findstring y,$(CONFIG_CNSS_KIWI) $(CONFIG_CNSS_KIWI_V2)))
 	CONFIG_WLAN_FEATURE_11AX := y
 	CONFIG_WLAN_FEATURE_SR := y
 	CONFIG_OBSS_PD := y
+	CONFIG_DCS := y
 	CONFIG_WLAN_TWT_SAP_STA_COUNT := y
 	CONFIG_WLAN_TWT_SAP_PDEV_COUNT := y
 	CONFIG_WLAN_FEATURE_DFS_OFFLOAD := y