Add tangentialPressure and twist fields to SyntheticPointerEvent

facebook/react#13374 has been merged so the next
React DOM release will have these fields.

Author: motiz88

lib/react-dom.js

@@ -231,8 +231,10 @@ declare class SyntheticPointerEvent<
   width: number;
   height: number;
   pressure: number;
+  tangentialPressure: number;
   tiltX: number;
   tiltY: number;
+  twist: number;
   pointerType: string;
   isPrimary: boolean;
 }