qcacld-3.0: Enable FTM time sync feature

Add the config to enable FTM time sync feature.

Change-Id: Ia157ad6277c8755bb80d6b81d41c2e1f74d09662
CRs-Fixed: 2615281
diff --git a/configs/qcs40x.snoc.perf_defconfig b/configs/qcs40x.snoc.perf_defconfig
index 17a24d7..6d87eec 100644
--- a/configs/qcs40x.snoc.perf_defconfig
+++ b/configs/qcs40x.snoc.perf_defconfig
@@ -198,6 +198,7 @@
 CONFIG_WLAN_FW_OFFLOAD := y
 
 CONFIG_ENABLE_SIZE_OPTIMIZE := y
+CONFIG_FEATURE_WLAN_TIME_SYNC_FTM := y
 
 # configure log buffer size
 CONFIG_CFG_NUM_DP_TRACE_RECORD := 1000