Use the same coding style in toString() implementations

Change-Id: I116eb140d92b385d36efe120c42cd2fb3efac760
diff --git a/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepErrorObjectVer1.java b/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepErrorObjectVer1.java
index 9750c91..fb09df5 100644
--- a/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepErrorObjectVer1.java
+++ b/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepErrorObjectVer1.java
@@ -319,7 +319,8 @@
 
     @Override
     public String toString() {
-        return MoreObjects.toStringHelper(getClass()).add("ObjectHeader", errorObjHeader).add("ErrorType", yErrorType)
+        return MoreObjects.toStringHelper(getClass())
+                .add("ObjectHeader", errorObjHeader).add("ErrorType", yErrorType)
                 .add("ErrorValue", yErrorValue).add("OptionalTlv", llOptionalTlv).toString();
     }
 }