In T112147 the `oversight` group got renamed to `suppress`. CentralAuth however still uses the oversight name in the `centralauth-oversight` right. This should get changed as well for naming consistency.
Steps
[x] add a new centralauth-suppress permission to CentralAuth
[] add the centralauth-suppress permission to the local steward and wmf-supportsafety groups at metawiki
[] add the centralauth-suppress permission to the global sysadmin group
[] migrate CentralAuth to respect centralauth-suppress instead of centralauth-oversight
[] remove the centralauth-oversight permission from the local steward and supportsafety groups at metawiki
[] remove the centralauth-oversight permission from the global sysadmin group
[] remove the centralauth-oversight permission from CentralAuth
[] update onwiki references: https://global-search.toolforge.org/?q=%22centralauth-oversight%22&namespaces=&title=