The race detector doesn't like that windows.GetSid* functions return
pointers to the SID structure. This change makes these functions return
values instead and mark them with nocheckptr.
Fixes #70378
Cq-Include-Trybots: luci.golang.try:gotip-windows-amd64-race
Change-Id: Iba39d75bb31679d25a5ee43b51e4abb0c435dbac
Reviewed-on: https://go-review.googlesource.com/c/go/+/628995 Reviewed-by: Cherry Mui <cherryyz@google.com> Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>