Create TextOptimized component to performance test changes to Text (facebook#44962)

Summary:
Pull Request resolved: facebook#44962

Add a short term fork of `Text` for the purpose of performance testing.

Specific differences from `Text`:
 - Lazy init Pressability via a nested component.
 - Skip children context wrapper when safe.
 - Move props destructuring to function param.

Changelog: [Internal]

Reviewed By: sammy-SC

Differential Revision: D58601810

fbshipit-source-id: 988bac6100287705fb1bf8dc48cb2cfae56343df

Author: pieterv

packages/react-native/Libraries/Text/TextNativeComponent.js

@@ -17,7 +17,7 @@ import {createViewConfig} from '../NativeComponent/ViewConfig';
 import UIManager from '../ReactNative/UIManager';
 import createReactNativeComponentClass from '../Renderer/shims/createReactNativeComponentClass';
 
-type NativeTextProps = $ReadOnly<{
+export type NativeTextProps = $ReadOnly<{
   ...TextProps,
   isHighlighted?: ?boolean,
   selectionColor?: ?ProcessedColorValue,