Add package IdentityModel

Author: cnblogs-dudu

src/IdentityServer4.AccessTokenValidation.csproj

@@ -33,6 +33,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="IdentityModel" Version="6.0.0" />
     <PackageReference Include="IdentityModel.AspNetCore.OAuth2Introspection" Version="6.1.0" />
 
     <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="7.0.0" />