Update navigation-blocking example to use 6.7.0-pre.3

Author: brophdawg11

examples/navigation-blocking/package-lock.json

@@ -9,7 +9,7 @@
   "dependencies": {
     "react": "18.1.0",
     "react-dom": "18.1.0",
-    "react-router-dom": "^6.6.2"
+    "react-router-dom": "^6.7.0-pre.3"
   },
   "devDependencies": {
     "@rollup/plugin-replace": "4.0.0",

examples/navigation-blocking/package.json

@@ -30,6 +30,7 @@ let router = createBrowserRouter(
         }
       />
       <Route path="four" element={<h2>Four</h2>} />
+      <Route path="five" element={<h2>Five</h2>} />
     </Route>
   )
 );
@@ -66,7 +67,7 @@ function Layout() {
         <Link to="/one">One</Link>&nbsp;&nbsp;
         <Link to="/two">Two</Link>&nbsp;&nbsp;
         <Link to="/three">Three (Form with blocker)</Link>&nbsp;&nbsp;
-        <Link to="/four">Four (Form with prompt)</Link>&nbsp;&nbsp;
+        <Link to="/four">Four</Link>&nbsp;&nbsp;
         <Link to="/five">Five</Link>&nbsp;&nbsp;
       </nav>
       <p>