Update tutorial.html

Author: KYH-code

tutorial.html

@@ -53,6 +53,7 @@
               <a class="nav-link text-dark" href="members.html">팀 소개</a>
             </li>
           </ul>
+          <a href="https://github.com/Five-Dumpy/capstone"><img src="images/github.png" style="width: 32px; vertical-align:middle;"></a>
         </div>
       </div>
     </nav>
@@ -118,4 +119,4 @@ <h2 class="featurette-heading fw-normal lh-1 mt-4 mb-4">데이터베이스 ERD 
 
 </body>
 
-</html>
+</html>