runtime: disable TestSegv panic check on darwin, illumos, solaris
CL 339990 made this test more strict, exposing pre-existing issues on
these OSes. Skip for now until they can be resolved.
Updates #49182
Change-Id: I3ac400dcd21b801bf4ab4eeb630e23b5c66ba563
Reviewed-on: https://go-review.googlesource.com/c/go/+/359254
Trust: Michael Pratt <mpratt@google.com>
Run-TryBot: Michael Pratt <mpratt@google.com> Reviewed-by: Cherry Mui <cherryyz@google.com> Reviewed-by: Bryan C. Mills <bcmills@google.com>
TryBot-Result: Go Bot <gobot@golang.org>