Re-enables CrossClusterSearchTests (opensearch-project#3554)

Signed-off-by: Eduardo Corazon <[email protected]>

src/integrationTest/java/org/opensearch/security/CrossClusterSearchTests.java

@@ -18,7 +18,6 @@
 import org.apache.commons.lang3.tuple.Pair;
 import org.junit.BeforeClass;
 import org.junit.ClassRule;
-import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
@@ -65,7 +64,7 @@
 * This is a parameterized test so that one test class is used to test security plugin behaviour when <code>ccsMinimizeRoundtrips</code>
 * option is enabled or disabled. Method {@link #parameters()} is a source of parameters values.
 */
-@Ignore("Setting up two clusters at once seems to be prone to issues where they have port mismatches")
+
 @RunWith(com.carrotsearch.randomizedtesting.RandomizedRunner.class)
 @ThreadLeakScope(ThreadLeakScope.Scope.NONE)
 public class CrossClusterSearchTests {