[release-branch.go1.15] net/http: prevent infinite wait during TestMissingStatusNoPanic
If the client request never makes it to the server, the outstanding
accept is never broken. Change the test to always close the listening
socket when the client request completes.
Updates #45358
Change-Id: I744a91dfa11704e7e528163d7669c394e90456dc
Reviewed-on: https://go-review.googlesource.com/c/go/+/319275
Trust: Heschi Kreinick <heschi@google.com>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
(cherry picked from commit
c0a7ecfae775a9d50d338e8123fac32a5d04308c)
Reviewed-on: https://go-review.googlesource.com/c/go/+/320189
Reviewed-by: Damien Neil <dneil@google.com>
Run-TryBot: Bryan C. Mills <bcmills@google.com>
Run-TryBot: Damien Neil <dneil@google.com>
TryBot-Result: Go Bot <gobot@golang.org>