Update packages/shared/forks/ReactFeatureFlags.test-renderer.js

Co-authored-by: Ricky <rickhanlonii@gmail.com>

Author: davidmccabe

packages/shared/forks/ReactFeatureFlags.test-renderer.js

@@ -24,7 +24,7 @@ export const enableSuspenseServerRenderer = false;
 export const enableSelectiveHydration = false;
 export const enableLazyElements = false;
 export const enableCache = __EXPERIMENTAL__;
-export const enableCacheElement = true;
+export const enableCacheElement = __EXPERIMENTAL__;
 export const disableJavaScriptURLs = false;
 export const disableCommentsAsDOMContainers = true;
 export const disableInputAttributeSyncing = false;