test/abi: disable test with old-style build tag known to run.go

A quick check of the source to run.go suggests that it does not
look for the new-style build tags.

Updates #45465.

Change-Id: Ib4be040935d71e732f81d52c4a22c2b514195f40
Reviewed-on: https://go-review.googlesource.com/c/go/+/308934
Run-TryBot: David Chase <drchase@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Trust: David Chase <drchase@google.com>

test/abi/bad_select_crash.go

@@ -1,5 +1,6 @@
 // build -goexperiment regabi,regabiargs
 
+// +build !windows
 //go:build !windows
 
 // Copyright 2021 The Go Authors. All rights reserved.