try using localhost to test in restricted network environments

Author: CodingDepot

src/test/java/com/datadoghq/workshops/samplevulnerablejavaapp/DomainTestServiceTests.java

@@ -7,7 +7,7 @@
 public class DomainTestServiceTests {
     @Test
     void testValidDomain() {
-        String domain = "google.com";
+        String domain = "localhost";
         DomainTestService testService = new DomainTestService();
 
         try {