Windows build fails with: `fatal: detected dubious ownership in repository at 'C:/workdir'`

[DilumAluthge]

[Example CI log]

stderr = "fatal: detected dubious ownership in repository at 'C:/workdir'\n'C:/workdir/.git' is owned by:\n\t(inconvertible) (S-1-5-21-247769917-1524057850-111202177-1000)\nbut the current user is:\n\tUser Manager/ContainerAdministrator (S-1-5-93-2-1)\nTo add an exception for this directory, call:\n\n\tgit config --global --add safe.directory C:/workdir\n"

[DilumAluthge]

Fixed on release-julia-1.11 by #526.