[flags] Clean up enableHiddenSubtreeInsertionEffectCleanup (facebook#35918)

Been enabled in stable for quite a while, also rolled out at Meta.

DiffTrain build for [e0cc720](facebook@e0cc720)

Author: addcx1developer

compiled-rn/VERSION_NATIVE_FB

@@ -1 +1 @@
-19.3.0-native-fb-38cd020c-20260219
+19.3.0-native-fb-e0cc7202-20260227

compiled-rn/facebook-fbsource/xplat/js/RKJSModules/vendor/react/react-dom/cjs/ReactDOM-dev.js

@@ -7,7 +7,7 @@
  * @noflow
  * @nolint
  * @preventMunge
- * @generated SignedSource<<af921ffdd0c23db39ef756faece94bb6>>
+ * @generated SignedSource<<29f282fd5626360cf98b0fb28ba812d8>>
  */
 
 "use strict";
@@ -410,5 +410,5 @@ __DEV__ &&
     exports.useFormStatus = function () {
       return resolveDispatcher().useHostTransitionStatus();
     };
-    exports.version = "19.3.0-native-fb-38cd020c-20260219";
+    exports.version = "19.3.0-native-fb-e0cc7202-20260227";
   })();

compiled-rn/facebook-fbsource/xplat/js/RKJSModules/vendor/react/react-dom/cjs/ReactDOM-prod.js

@@ -7,7 +7,7 @@
  * @noflow
  * @nolint
  * @preventMunge
- * @generated SignedSource<<cdb126724bacb80a309fd9ce1a7ad438>>
+ * @generated SignedSource<<aa4e257d61349133923790e34ed92918>>
  */
 
 "use strict";
@@ -209,4 +209,4 @@ exports.useFormState = function (action, initialState, permalink) {
 exports.useFormStatus = function () {
   return ReactSharedInternals.H.useHostTransitionStatus();
 };
-exports.version = "19.3.0-native-fb-38cd020c-20260219";
+exports.version = "19.3.0-native-fb-e0cc7202-20260227";

compiled-rn/facebook-fbsource/xplat/js/RKJSModules/vendor/react/react-dom/cjs/ReactDOM-profiling.js

@@ -7,7 +7,7 @@
  * @noflow
  * @nolint
  * @preventMunge
- * @generated SignedSource<<cdb126724bacb80a309fd9ce1a7ad438>>
+ * @generated SignedSource<<aa4e257d61349133923790e34ed92918>>
  */
 
 "use strict";
@@ -209,4 +209,4 @@ exports.useFormState = function (action, initialState, permalink) {
 exports.useFormStatus = function () {
   return ReactSharedInternals.H.useHostTransitionStatus();
 };
-exports.version = "19.3.0-native-fb-38cd020c-20260219";
+exports.version = "19.3.0-native-fb-e0cc7202-20260227";