port: USER scope variable values do not transfer to skill when SSO is configured

[ceciliaavila]

The changes in microsoft/botbuilder-dotnet#6612 may need to be ported to maintain parity with microsoft/botbuilder-dotnet.

#minor

Description

This PR updates the SetProperty and SetProperties actions to save the state after setting the properties to avoid user scope properties losing their value.

Related Composer issue #9533

Specific Changes

• Added a call to DialogStateManager's SaveAllChanges method after setting the property value in SetProperty and SetProperties adaptive actions.

Testing

These images show the User scope variable keeping its value after performing a token exchange operation.