Only run cleanup if patterned_text is enabled (elastic#134734)

Fix issue where test methods aren't run enable patterned_text feature flag is not enabled, so index delete in cleanup method fails.

Author: parkertimmins

x-pack/plugin/logsdb/src/javaRestTest/java/org/elasticsearch/xpack/logsdb/patternedtext/PatternedTextBasicRestIT.java

@@ -13,6 +13,7 @@
 import org.elasticsearch.common.time.DateFormatter;
 import org.elasticsearch.common.time.FormatNames;
 import org.elasticsearch.test.cluster.ElasticsearchCluster;
+import org.elasticsearch.test.cluster.FeatureFlag;
 import org.elasticsearch.test.cluster.local.distribution.DistributionType;
 import org.elasticsearch.test.rest.ESRestTestCase;
 import org.elasticsearch.test.rest.ObjectPath;
@@ -36,6 +37,7 @@ public class PatternedTextBasicRestIT extends ESRestTestCase {
         .distribution(DistributionType.DEFAULT)
         .setting("xpack.license.self_generated.type", "trial")
         .setting("xpack.security.enabled", "false")
+        .feature(FeatureFlag.PATTERNED_TEXT)
         .build();
 
     @Override

x-pack/plugin/logsdb/src/test/java/org/elasticsearch/xpack/logsdb/patternedtext/PatternedTextIntegrationTests.java

@@ -94,7 +94,9 @@ public void setup() {
 
     @After
     public void cleanup() {
-        assertAcked(admin().indices().prepareDelete(INDEX));
+        if (PatternedTextFieldMapper.PATTERNED_TEXT_MAPPER.isEnabled()) {
+            assertAcked(admin().indices().prepareDelete(INDEX));
+        }
     }
 
     public void testSourceMatchAllManyValues() throws IOException {