chore: flow types

Author: mdjastrzebski

src/__tests__/render.breaking.test.tsx

@@ -219,7 +219,7 @@ test('returns host root', () => {
   expect(root.props.testID).toBe('inner');
 });
 
-test('returns UNSAFE_root', () => {
+test('returns composite UNSAFE_root', () => {
   const { UNSAFE_root } = render(<View testID="inner" />);
 
   expect(UNSAFE_root).toBeDefined();

typings/index.flow.js

@@ -436,6 +436,8 @@ declare module '@testing-library/react-native' {
     unmount(nextElement?: React.Element<any>): void;
     toJSON(): ReactTestRendererJSON[] | ReactTestRendererJSON | null;
     debug: Debug;
+    root: ReactTestInstance;
+    UNSAFE_root: ReactTestInstance;
     container: ReactTestInstance;
   }