Remove overlay item: country code update during setup wizard

The country code updating from scan results generic case can cover setup wizard case.

Bug: 279625751
Test: manually verified generic case
Change-Id: Id173adb1ac0f144b6b293ef707979025d4c358a9

rro_overlays/WifiOverlay/res/values/config.xml

@@ -142,11 +142,6 @@
         is when the system is in the suspended mode -->
     <bool translatable="false" name="config_wifiDtimMultiplierConfigEnabled">true</bool>
 
-    <!-- Boolean indicating whether the framework updates country from scan results when there is
-         no telephony country code and driver country code is 00.
-         This is applied only during the setup wizard -->
-    <bool translatable="false" name ="config_wifiUpdateCountryCodeFromScanResultSetupWizard">true</bool>
-
     <!-- Enable the feature of adjusting link layer stats polling interval based on
     device mobility state and client mode RSSI monitoring. -->
     <bool translatable="false" name="config_wifiAdjustPollRssiIntervalEnabled">true</bool>