[Tracking] CSWin32 Migration tasks for .NET 9 Preview 1

[merriemcgaw]

This is to track the CSWin32 migrations in the repo for .NET 9

• Move Mshtml to Cswin32 #9824
• [Tracking] Update TaskDialog HandleTaskDialogNativeCallback code when CsWin32 is updated to use Win32MetaData v57 #10348
• Convert System.Drawing.Printing
• Create shared CsWin32 with System.Drawing.Common #10525
• Convert AccessibleObject
• Need to handle incoming IDataObject pointers for AOT #9805

[lonitra]

@merriemcgaw Cswin32 has to upgrade metadata version in order to address #10348, we can shuffle that and #9824 to following preview

[merriemcgaw]

Great! I think we'll just track those two for the project itself.