Using Classic Outlook on Windows for personal email, calendar, and contact management
Yes, this is the response I received from MS.
Unfortunately, the ToDo app was hard coded into January release of Semi-Annual channel in a way that engineering cannot disable it on the backend. Due to this, engineering made the decision that the best thing to do was move forward with enabling the To Do client app to be able to work with GCC Moderate accounts.
I understand that the fix is was included in the Version 2303 which (Build 16224.20000) was released to the Beta Channal on February 28, 2023 and Version 2303 is expected to be released into the Current Channel: April 11, 2023.