qcacld-3.0: Replace CONFIG_MCL_REGDB with CONFIG_REG_CLIENT

Do not use MCL in the macro. Use feature name to define macro.

This is for CONFIG_MCL_REGDB cleanup.

Change-Id: I12af832d81815277ec6014ff5047bf960f01534a
CRs-Fixed: 2411995
diff --git a/configs/genoa.common b/configs/genoa.common
index ad4d2f6..e264e74 100644
--- a/configs/genoa.common
+++ b/configs/genoa.common
@@ -112,7 +112,7 @@
 endif
 CONFIG_FEATURE_WLAN_EXTSCAN := n
 CONFIG_MCL := y
-CONFIG_MCL_REGDB := y
+CONFIG_REG_CLIENT := y
 CONFIG_WLAN_OFFLOAD_PACKETS := y
 CONFIG_WLAN_SYNC_TSF := y
 CONFIG_WLAN_FEATURE_DISA := n