feat(IonReactMemoryRouter): migrate to rr6 memory router

packages/react-router/src/ReactRouter/IonReactMemoryRouter.tsx

@@ -1,7 +1,7 @@
 import type { Action as HistoryAction, Location as HistoryLocation, MemoryHistory } from 'history';
 import React from 'react';
 import type { MemoryRouterProps } from 'react-router';
-import { Router } from 'react-router';
+import { MemoryRouter } from 'react-router';
 
 import { IonRouter } from './IonRouter';
 
@@ -43,9 +43,9 @@ export class IonReactMemoryRouter extends React.Component<IonReactMemoryRouterPr
   render() {
     const { children, ...props } = this.props;
     return (
-      <Router {...props}>
+      <MemoryRouter {...props}>
         <IonRouter registerHistoryListener={this.registerHistoryListener}>{children}</IonRouter>
-      </Router>
+      </MemoryRouter>
     );
   }
 }