- Create individual RCTSnapshotNativeComponent JS fil… (#23012)

Summary:
Part of #22990

Changelog:
----------
[iOS] [Changed] - Create individual ```RCTSnapshotNativeComponent``` JS file from ```SnapshotViewIOS```
Pull Request resolved: https://github.com/facebook/react-native/pull/23012

Differential Revision: D13683566

Pulled By: PeteTheHeat

fbshipit-source-id: d7a030dd59e9c5dd88f7ddd92734486063c5f450

Libraries/RCTTest/RCTSnapshotNativeComponent.js

@@ -0,0 +1,15 @@
+/**
+	 * Copyright (c) Facebook, Inc. and its affiliates.
+	 *
+	 * This source code is licensed under the MIT license found in the
+	 * LICENSE file in the root directory of this source tree.
+	 *
+	 * @format
+	 * @flow strict-local
+	 */
+
+'use strict';
+
+const requireNativeComponent = require('requireNativeComponent');
+
+module.exports = requireNativeComponent('RCTSnapshot');

Libraries/RCTTest/SnapshotViewIOS.ios.js

@@ -15,8 +15,6 @@ const StyleSheet = require('StyleSheet');
 const UIManager = require('UIManager');
 const View = require('View');
 
-const requireNativeComponent = require('requireNativeComponent');
-
 const {TestModule} = require('NativeModules');
 
 import type {SyntheticEvent} from 'CoreEventTypes';
@@ -26,7 +24,7 @@ import type {ViewProps} from 'ViewPropTypes';
 // if you have linked against RCTTest like in tests, otherwise we will have
 // a warning printed out
 const RCTSnapshot = UIManager.getViewManagerConfig('RCTSnapshot')
-  ? requireNativeComponent('RCTSnapshot')
+  ? require('RCTSnapshotNativeComponent')
   : View;
 
 type SnapshotReadyEvent = SyntheticEvent<