tests: get rid of seccomp_filter_tsync.checkskip

This is superceded by criu check seccomp_filter and doesn't work on some
systems anyway.
Signed-off-by: Tycho Andersen <tycho.andersen@canonical.com>
Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>

test/zdtm/live/static/seccomp_filter_tsync.checkskip

-#!/bin/bash
-
-set -e
-
-cat > /tmp/has_nr_seccomp.c <<EOF
-#include <syscall.h>
-int main() {
-	return __NR_seccomp;
-}
-EOF
-
-make /tmp/has_nr_seccomp