[release-branch.go1.13] net: add more timing slop for TestDialParallel on Windows
For #35616.
Fixes #39538.
For #29252.
Change-Id: I51b2490100cfe0e902da09eee8d027e0ec86ed53
Reviewed-on: https://go-review.googlesource.com/c/go/+/207466
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
(cherry picked from commit
c20b71eb37889e7257453be152a994319c76d451)
Reviewed-on: https://go-review.googlesource.com/c/go/+/237602
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Alexander Rakoczy <alex@golang.org>