fix #2254 update cluster runner

pom.xml

@@ -66,7 +66,7 @@
 		<!-- Elasticsearch -->
 		<elasticsearch.version>7.3.2</elasticsearch.version>
 		<elasticsearch.httpclient.version>7.3.0</elasticsearch.httpclient.version>
-		<cluster.runner.version>${elasticsearch.version}.0</cluster.runner.version>
+		<cluster.runner.version>${elasticsearch.version}.1</cluster.runner.version>
 
 		<!-- Tomcat -->
 		<tomcat.version>9.0.21</tomcat.version>

src/main/resources/esclient.xml

@@ -7,8 +7,7 @@
 			{"http.cors.enabled":"true",
 			 "http.cors.allow-origin":"*",
 			 "indices.breaker.total.limit":"100%",
-			 "discovery.seed_hosts":"127.0.0.1:9301",
-			 "cluster.initial_master_nodes":"127.0.0.1:9301",
+			 "discovery.type":"single-node",
 			 "action.auto_create_index":"-*"}
 		</property>
 		<!-- Dictionaries -->