Set data_roaming property default false in TelephonyProperties

Test: Verified by QA; Observed that after reset the sim’s data roaming switch was off as before.
Bug: 156562738
Change-Id: Iaeadaf0a80aaf8345f490c824aa22fd8f9b4f6fb
Merged-In: Iaeadaf0a80aaf8345f490c824aa22fd8f9b4f6fb
(cherry picked from commit 1d84a0e7ca61aeaffa88b62480f4a0be80559025)
diff --git a/src/com/android/phone/PhoneInterfaceManager.java b/src/com/android/phone/PhoneInterfaceManager.java
index 2346e32..05bb96a 100755
--- a/src/com/android/phone/PhoneInterfaceManager.java
+++ b/src/com/android/phone/PhoneInterfaceManager.java
@@ -7663,7 +7663,7 @@
     private boolean getDefaultDataRoamingEnabled(int subId) {
         final CarrierConfigManager configMgr = (CarrierConfigManager)
                 mApp.getSystemService(Context.CARRIER_CONFIG_SERVICE);
-        boolean isDataRoamingEnabled = TelephonyProperties.data_roaming().orElse(true);
+        boolean isDataRoamingEnabled = TelephonyProperties.data_roaming().orElse(false);
         isDataRoamingEnabled |= configMgr.getConfigForSubId(subId).getBoolean(
                 CarrierConfigManager.KEY_CARRIER_DEFAULT_DATA_ROAMING_ENABLED_BOOL);
         return isDataRoamingEnabled;