RN: Fix deepFreezeAndThrowOnMutationInDev-test for Node v8.1.0

Reviewed By: raluca-elena

Differential Revision: D5222219

fbshipit-source-id: e34903a506b8e6e0c81e1c21fd9e8e015b25b2d7

Libraries/Utilities/__tests__/deepFreezeAndThrowOnMutationInDev-test.js

@@ -79,7 +79,9 @@ describe('deepFreezeAndThrowOnMutationInDev', function() {
     var o = {oldKey: 'value'};
     deepFreezeAndThrowOnMutationInDev(o);
     expect(() => { o.newKey = 'value'; })
-      .toThrowError('Can\'t add property newKey, object is not extensible');
+      .toThrowError(
+        /(Cannot|Can't) add property newKey, object is not extensible/
+      );
     expect(o.newKey).toBe(undefined);
   });