Change phone number preference to unselectable

Phone number preference of sim slot 0 is unselectable, but other phone number preferences are selectable.

Set all phone number preferences to unselectable.

Bug: 333468727

Change-Id: I70272f89bb9f77694e79463105a299f9c9b52eff

src/com/android/settings/deviceinfo/PhoneNumberPreferenceController.java

@@ -92,6 +92,7 @@ public class PhoneNumberPreferenceController extends BasePreferenceController {
         for (int simSlotNumber = 1; simSlotNumber < mTelephonyManager.getPhoneCount();
                 simSlotNumber++) {
             final Preference multiSimPreference = createNewPreference(screen.getContext());
+            multiSimPreference.setSelectable(false);
             multiSimPreference.setCopyingEnabled(true);
             multiSimPreference.setOrder(phonePreferenceOrder + simSlotNumber);
             multiSimPreference.setKey(KEY_PHONE_NUMBER + simSlotNumber);