crypto/tls: revalidate whole chain on resumption on Windows and macOS
TestHandshakeChangeRootCAsResumption and TestHandshakeGetConfigForClientDifferentClientCAs
changed because previously rootA and rootB shared Subject and SPKI,
which made the new full-chain revalidation check succeed, as the
same leaf would verify against both roots.
Fixes #77376
Cq-Include-Trybots: luci.golang.try:gotip-darwin-arm64-longtest
Change-Id: I60bed694bdc621c9e83f1bd8a8224c016a6a6964
Reviewed-on: https://go-review.googlesource.com/c/go/+/741361
Auto-Submit: Filippo Valsorda <filippo@golang.org> Reviewed-by: Dmitri Shuralyov <dmitshur@google.com> Reviewed-by: Roland Shoemaker <roland@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Roland Shoemaker <roland@golang.org>