AMBARI-25711 Resolve broken build by updating import order of HostStateEntity

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 a1c8070..f9a3702 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
@@ -20,8 +20,6 @@
 
 import java.util.Objects;
 
-import static org.apache.commons.lang.StringUtils.defaultString;
-
 import javax.persistence.Basic;
 import javax.persistence.Column;
 import javax.persistence.Entity;
@@ -34,6 +32,7 @@
 import javax.persistence.OneToOne;
 
 import org.apache.ambari.server.state.HostState;
+import org.apache.commons.lang.StringUtils;
 
 @javax.persistence.Table(name = "hoststate")
 @Entity
@@ -109,7 +108,7 @@
   }
 
   public String getAgentVersion() {
-    return defaultString(agentVersion);
+    return StringUtils.defaultString(agentVersion);
   }
 
   public void setAgentVersion(String agentVersion) {