update IS to latest patch and add text to home page

Author: brockallen

src/Duende.IdentityServer.Demo.csproj

@@ -6,7 +6,7 @@
 	</PropertyGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Duende.IdentityServer" Version="6.3.0" />
+		<PackageReference Include="Duende.IdentityServer" Version="6.3.5" />
 		<PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="6.0.0" />
 		<PackageReference Include="Serilog.AspNetCore" Version="6.0.0" />
 	</ItemGroup>

src/Pages/Index.cshtml

@@ -130,7 +130,10 @@
             allowed scopes: openid profile email
         </li>
         <li>
-            You can call a test API at https://demo.duendesoftware.com/api/test.
+            You can call a test API at https://demo.duendesoftware.com/api/test. This accepts Bearer token requests.
+        </li>
+        <li>
+            You can call a test API at https://demo.duendesoftware.com/api/dpop/test. This accepts DPoP token requests.
         </li>
         <li>
             You can use the below RSA key for all clients requiring private key JWT authentication or JAR: