[AMBARI-25631] Correct the import order in HostStateEntity.java

This change correct the import order to fix the error when run
checkstyle.
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostStateEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostStateEntity.java
index 9cee2cc..a1c8070 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostStateEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostStateEntity.java
@@ -18,6 +18,8 @@
 
 package org.apache.ambari.server.orm.entities;
 
+import java.util.Objects;
+
 import static org.apache.commons.lang.StringUtils.defaultString;
 
 import javax.persistence.Basic;
@@ -33,8 +35,6 @@
 
 import org.apache.ambari.server.state.HostState;
 
-import java.util.Objects;
-
 @javax.persistence.Table(name = "hoststate")
 @Entity
 @NamedQueries({