Test: add SuppressForbidden for tests with @Repeat

Original commit: elastic/x-pack-elasticsearch@41247fa507

src/test/java/org/elasticsearch/shield/audit/logfile/LoggingAuditTrailTests.java

@@ -8,6 +8,7 @@ package org.elasticsearch.shield.audit.logfile;
 import com.carrotsearch.randomizedtesting.annotations.Repeat;
 import org.elasticsearch.action.IndicesRequest;
 import org.elasticsearch.action.support.IndicesOptions;
+import org.elasticsearch.common.SuppressForbidden;
 import org.elasticsearch.common.bytes.BytesArray;
 import org.elasticsearch.common.bytes.BytesReference;
 import org.elasticsearch.common.network.NetworkUtils;
@@ -40,6 +41,7 @@ import static org.mockito.Mockito.when;
 /**
  *
  */
+@SuppressForbidden(reason = "this test should repeat")
 @Repeat(iterations = 10)
 public class LoggingAuditTrailTests extends ElasticsearchTestCase {
 
@@ -481,6 +483,7 @@ public class LoggingAuditTrailTests extends ElasticsearchTestCase {
         }
     }
 
+    @SuppressForbidden(reason = "this test should repeat")
     @Test @Repeat(iterations = 10)
     public void testOriginAttributes() throws Exception {
         MockMessage message = new MockMessage();

src/test/java/org/elasticsearch/shield/authc/esusers/ESUsersRealmTests.java

@@ -16,6 +16,7 @@ import org.elasticsearch.client.Client;
 import org.elasticsearch.client.ClusterAdminClient;
 import org.elasticsearch.client.IndicesAdminClient;
 import org.elasticsearch.client.support.Headers;
+import org.elasticsearch.common.SuppressForbidden;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.env.Environment;
 import org.elasticsearch.rest.BaseRestHandler;
@@ -81,6 +82,7 @@ public class ESUsersRealmTests extends ElasticsearchTestCase {
         assertThat(user.roles(), arrayContaining("role1", "role2"));
     }
 
+    @SuppressForbidden(reason = "this test should repeat")
     @Test @Repeat(iterations = 20)
     public void testAuthenticate_Caching() throws Exception {
         Settings settings = Settings.builder()

src/test/java/org/elasticsearch/shield/support/ValidationTests.java

@@ -6,6 +6,7 @@
 package org.elasticsearch.shield.support;
 
 import com.carrotsearch.randomizedtesting.annotations.Repeat;
+import org.elasticsearch.common.SuppressForbidden;
 import org.elasticsearch.test.ElasticsearchTestCase;
 import org.junit.Test;
 
@@ -19,6 +20,7 @@ import static org.hamcrest.Matchers.nullValue;
 /**
  *
  */
+@SuppressForbidden(reason = "these tests should repeat")
 public class ValidationTests extends ElasticsearchTestCase {