docs(start/tutorial): fix links (#9874)

Author: fyzhu

contributors.yml

@@ -163,3 +163,4 @@
 - xavier-lc
 - xcsnowcity
 - yuleicul
+- fyzhu

docs/start/tutorial.md

@@ -139,10 +139,10 @@ export default function Root() {
         <nav>
           <ul>
             <li>
-              <a href={`contacts/1`}>Your Name</a>
+              <a href={`/contacts/1`}>Your Name</a>
             </li>
             <li>
-              <a href={`contacts/2`}>Your Friend</a>
+              <a href={`/contacts/2`}>Your Friend</a>
             </li>
           </ul>
         </nav>