Use the same coding style in toString() implementations

Change-Id: I116eb140d92b385d36efe120c42cd2fb3efac760
diff --git a/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/TENodeAttributesTlv.java b/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/TENodeAttributesTlv.java
index 31f5d4d..c6a5be2 100644
--- a/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/TENodeAttributesTlv.java
+++ b/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/TENodeAttributesTlv.java
@@ -241,7 +241,10 @@
 
     @Override
     public String toString() {
-        return MoreObjects.toStringHelper(getClass()).add("Type", TYPE).add("Length", hLength)
-                .add("NodeAttributesSubTLVs", llNodeAttributesSubTLVs).toString();
+        return MoreObjects.toStringHelper(getClass())
+                .add("Type", TYPE)
+                .add("Length", hLength)
+                .add("NodeAttributesSubTLVs", llNodeAttributesSubTLVs)
+                .toString();
     }
 }