syscalls/getrusage04: Disable for VIRT_ANY

Disable getrusage04 under any virtualized environment, as it is known to be
unstable under such conditions.

Link: https://lore.kernel.org/ltp/20250225-disable_virt_other_getrusage04-v3-1-47cd3fbc845e@suse.com/
Suggested-by: Martin Doucha <mdoucha@suse.cz>
Reviewed-by: Martin Doucha <mdoucha@suse.cz>
Reviewed-by: Petr Vorel <pvorel@suse.cz>
Signed-off-by: Ricardo B. Marlière <rbm@suse.com>
Signed-off-by: Petr Vorel <pvorel@suse.cz>

Author: rbmarliere

testcases/kernel/syscalls/getrusage/getrusage04.c

@@ -198,9 +198,9 @@ static void setup(void)
 {
 	tst_sig(NOFORK, DEF_HANDLER, cleanup);
 
-	if (tst_is_virt(VIRT_XEN) || tst_is_virt(VIRT_KVM) || tst_is_virt(VIRT_HYPERV))
-		tst_brkm(TCONF, NULL, "This testcase is not supported on this"
-		        " virtual machine.");
+	if (tst_is_virt(VIRT_ANY))
+		tst_brkm(TCONF, NULL,
+			 "Test is not supported on a virtual machine");
 
 	BIAS_MAX = guess_timer_resolution();