Renew the API getCallState

Since the getCallState was marked as @Deprecated, renew this API as the getCallStateForSubscription. 

Bug: 279852410
Test: build pass

Change-Id: I224164a2d1089483d4f63da1651d7e87296e87f4

src/com/android/settings/network/telephony/WifiCallingPreferenceController.java

@@ -218,7 +218,7 @@ public class WifiCallingPreferenceController extends TelephonyBasePreferenceCont
             mTelephonyManager = getTelephonyManager(context, subId);
             // assign current call state so that it helps to show correct preference state even
             // before first onCallStateChanged() by initial registration.
-            mCallState = mTelephonyManager.getCallState(subId);
+            mCallState = mTelephonyManager.getCallStateForSubscription();
             mTelephonyManager.registerTelephonyCallback(context.getMainExecutor(), this);
         }