[RN][JS] Fix setUpErrorHandling to show early JS errors (#47287)

Author: cipolleschi

packages/react-native/Libraries/Core/setUpErrorHandling.js

@@ -21,13 +21,7 @@ ExceptionsManager.installConsoleErrorReporter();
 if (!global.__fbDisableExceptionsManager) {
   const handleError = (e: mixed, isFatal: boolean) => {
     try {
-      // TODO(T196834299): We should really use a c++ turbomodule for this
-      if (
-        !global.RN$handleException ||
-        !global.RN$handleException(e, isFatal)
-      ) {
         ExceptionsManager.handleException(e, isFatal);
-      }
     } catch (ee) {
       console.log('Failed to print error: ', ee.message);
       throw e;