cipher: CarrierConfig: Enable VoLTE/VoWiFi by default

* Depends on network & carrier availablity.

Change-Id: Ia30927bdef6d240131e8cefef914c600bf9dda40
Signed-off-by: techyminati <sinha.aryan03@gmail.com>

Author: techyminati

overlay/common/packages/apps/CarrierConfig/res/xml/vendor.xml

@@ -1,6 +1,11 @@
 <?xml version='1.0' encoding='utf-8' standalone='yes' ?>
 <carrier_config_list>
     <carrier_config>
+
+        <!-- Enable VoLTE and VoWiFi by default -->
+        <boolean name="carrier_volte_available_bool" value="true" />
+        <boolean name="carrier_wfc_ims_available_bool" value="true" />
+
         <!-- Config to show LTE+ icon if available -->
         <boolean name="hide_lte_plus_data_icon_bool" value="false"/>