cr-check: Make compat_cr warning arch-independent

I think, we should warn a user when we can't C/R compatible
applications. That's valid for different than x86 archs.
Let's correct the message the way it'll suit non-x86.
Reported-by: Adrian Reber <areber@redhat.com>
Signed-off-by: Dmitry Safonov <dsafonov@virtuozzo.com>
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>

criu/cr-check.c

@@ -1026,7 +1026,7 @@ static int check_compat_cr(void)
 		return 0;
 	pr_warn("compat_cr is not supported. Requires kernel >= v4.12\n");
 #else
-	pr_warn("CRIU built without CONFIG_COMPAT - can't C/R ia32\n");
+	pr_warn("CRIU built without CONFIG_COMPAT - can't C/R compatible tasks\n");
 #endif
 	return -1;
 }