Clean up enableLazyContextPropagation (facebook#31810)

This flag has shipped everywhere, let's clean it up.

DiffTrain build for [34ee391](facebook@34ee391)

Author: pull[bot]

compiled-rn/VERSION_NATIVE_FB

@@ -1 +1 @@
-19.1.0-native-fb-d4287258-20241217
+19.1.0-native-fb-34ee3919-20241217

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

@@ -7,7 +7,7 @@
  * @noflow
  * @nolint
  * @preventMunge
- * @generated SignedSource<<e2fefc49e6c2d2532b516410874da74e>>
+ * @generated SignedSource<<30f52d921681128a0384ae46787dc225>>
  */
 
 "use strict";
@@ -420,5 +420,5 @@ __DEV__ &&
     exports.useFormStatus = function () {
       return resolveDispatcher().useHostTransitionStatus();
     };
-    exports.version = "19.1.0-native-fb-d4287258-20241217";
+    exports.version = "19.1.0-native-fb-34ee3919-20241217";
   })();

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

@@ -7,7 +7,7 @@
  * @noflow
  * @nolint
  * @preventMunge
- * @generated SignedSource<<63d0f4603e2e378904c89b6df16c7df3>>
+ * @generated SignedSource<<071057a56fce7a4c79ad8d6f2900e7b2>>
  */
 
 "use strict";
@@ -203,4 +203,4 @@ exports.useFormState = function (action, initialState, permalink) {
 exports.useFormStatus = function () {
   return ReactSharedInternals.H.useHostTransitionStatus();
 };
-exports.version = "19.1.0-native-fb-d4287258-20241217";
+exports.version = "19.1.0-native-fb-34ee3919-20241217";

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

@@ -7,7 +7,7 @@
  * @noflow
  * @nolint
  * @preventMunge
- * @generated SignedSource<<63d0f4603e2e378904c89b6df16c7df3>>
+ * @generated SignedSource<<071057a56fce7a4c79ad8d6f2900e7b2>>
  */
 
 "use strict";
@@ -203,4 +203,4 @@ exports.useFormState = function (action, initialState, permalink) {
 exports.useFormStatus = function () {
   return ReactSharedInternals.H.useHostTransitionStatus();
 };
-exports.version = "19.1.0-native-fb-d4287258-20241217";
+exports.version = "19.1.0-native-fb-34ee3919-20241217";