Enable strict effects mode for React Native Facebook builds (#21354)

Author: Brian Vaughn

Diff for: packages/shared/forks/ReactFeatureFlags.native-fb.js

@@ -53,7 +53,7 @@ export const enableSuspenseLayoutEffectSemantics = false;
 export const enableNewReconciler = false;
 export const deferRenderPhaseUpdateToNextBatch = true;
 
-export const enableStrictEffects = false;
+export const enableStrictEffects = __DEV__;
 export const createRootStrictEffectsByDefault = false;
 export const enableUseRefAccessWarning = false;