disable systemd notify on Mac

net-socket/src/test/java/org/xbib/net/socket/test/notify/SystemdNotifyTest.java

@@ -1,15 +1,19 @@
 package org.xbib.net.socket.test.notify;
 
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.condition.DisabledOnOs;
 import org.xbib.net.socket.notify.SystemdNotify;
 
 import java.io.IOException;
 
+import static org.junit.jupiter.api.condition.OS.MAC;
+
 public class SystemdNotifyTest {
 
     public SystemdNotifyTest() {
     }
 
+    @DisabledOnOs(value = MAC)
     @Test
     public void testSsystemd() throws IOException {
         SystemdNotify.sendNotify();