port: [#6841] SkillDialog.InterceptOAuthCardsAsync doesn't support CloudAdapter

[ceciliaavila]

The changes in [#6841] SkillDialog.InterceptOAuthCardsAsync doesn't support CloudAdapter may need to be ported to maintain parity with microsoft/botbuilder-js.

Fixes #6841

Description

This PR updates the InterceptOAuthCardsAsync method in SkillDialog to support CloudAdapter in combination with expect replies delivery mode.

Specific Changes

• In InterceptOAuthCardsAsync added a call to UserTokenAccess.ExchangeTokenAsync method, which handles both adapters.

Testing

This image shows the token exchanged for SSO using CloudAdapter and expect replies.