Update routing.md (#12789)

Author: xdaxer

contributors.yml

@@ -332,6 +332,7 @@
 - willsawyerrrr
 - xavier-lc
 - xcsnowcity
+- xdaxer
 - yionr
 - yracnet
 - ytori

docs/start/framework/routing.md

@@ -324,7 +324,7 @@ function Wizard() {
       <Routes>
         <Route index element={<StepOne />} />
         <Route path="step-2" element={<StepTwo />} />
-        <Route path="step-3" element={<StepThree />}>
+        <Route path="step-3" element={<StepThree />} />
       </Routes>
     </div>
   );