Merge pull request #23 from zlt2000/dependabot/maven/elasticsearch.version-7.11.2

Bump elasticsearch.version from 7.10.2 to 7.11.2

pom.xml

@@ -48,7 +48,7 @@
         <commons-io.version>2.6</commons-io.version>
         <servlet-api.version>4.0.1</servlet-api.version>
         <spring-data-elasticsearch.version>4.1.3</spring-data-elasticsearch.version>
-        <elasticsearch.version>7.10.2</elasticsearch.version>
+        <elasticsearch.version>7.11.2</elasticsearch.version>
         <knife4j.version>2.0.5</knife4j.version>
         <hibernate-validator.version>6.2.0.Final</hibernate-validator.version>
         <dubbo.version>2.7.8</dubbo.version>