The changes in [mark DialogManager property on DialogContext as obsolete (#5410)](https://github.com/microsoft/botbuilder-dotnet/pull/5410) may need to be ported to maintain parity with `microsoft/botbuilder-dotnet`. <blockquote> Fixes #5409 </blockquote> Please review and, if necessary, port the changes.
The changes in mark DialogManager property on DialogContext as obsolete (#5410) may need to be ported to maintain parity with
microsoft/botbuilder-dotnet.Please review and, if necessary, port the changes.