[issue46976] Update macOS installer builds to use ncurses 6.3

Ned Deily added the comment: Assigning to myself as this will require some installer build testing. -- assignee: -> ned.deily ___ Python tracker ___

[issue46976] Update macOS installer builds to use ncurses 6.3

New submission from Ned Deily : The python.org macOS installers include a private copy of the ncurses library; it has not been updated from 5.9 in a long time. The current upstream version is 6.3 and includes bug and security fixes; we should update to it. -- components: macOS