Improve logic to include XCode/sdk version combinations except XCode 10 with iOS 13

Author: Brandon Huang

ios/RNCallKeep/RNCallKeep.m

@@ -464,20 +464,24 @@ + (BOOL)application:(UIApplication *)application
     BOOL isAudioCall;
     BOOL isVideoCall;
 
-    //HACK TO AVOID XCODE 10 COMPILE CRASH
-    //REMOVE ON NEXT MAJOR RELEASE OF RNCALLKIT
+//HACK TO AVOID XCODE 10 COMPILE CRASH
+//REMOVE ON NEXT MAJOR RELEASE OF RNCALLKIT
 #if __IPHONE_OS_VERSION_MAX_ALLOWED >= 130000
     //XCode 11
     // iOS 13 returns an INStartCallIntent userActivity type
     if (@available(iOS 13, *)) {
         INStartCallIntent *intent = (INStartCallIntent*)interaction.intent;
         isAudioCall = intent.callCapability == INCallCapabilityAudioCall;
         isVideoCall = intent.callCapability == INCallCapabilityVideoCall;
+    } else {
+#endif
+        //XCode 10 and below
+        isAudioCall = [userActivity.activityType isEqualToString:INStartAudioCallIntentIdentifier];
+        isVideoCall = [userActivity.activityType isEqualToString:INStartVideoCallIntentIdentifier];
+//HACK TO AVOID XCODE 10 COMPILE CRASH
+//REMOVE ON NEXT MAJOR RELEASE OF RNCALLKIT
+#if __IPHONE_OS_VERSION_MAX_ALLOWED >= 130000
     }
-#else
-    //XCode 10 and below
-    isAudioCall = [userActivity.activityType isEqualToString:INStartAudioCallIntentIdentifier];
-    isVideoCall = [userActivity.activityType isEqualToString:INStartVideoCallIntentIdentifier];
 #endif
 
     if (isAudioCall) {