Added about to nav menu

Author: DanielVanNoord

ASCOM.Alpaca.Simulators/Shared/NavMenu.razor

@@ -62,6 +62,11 @@
                 <span class="oi oi-wrench" aria-hidden="true"></span> Driver Setup
             </NavLink>
         </li>
+        <li class="nav-item px-3">
+            <NavLink class="nav-link" href="about" Match="NavLinkMatch.All">
+                <span class="oi oi-question-mark" aria-hidden="true"></span> About
+            </NavLink>
+        </li>
     </ul>
 </div>