client: update SetMessage usages to ChatMessage

runelite-api/src/main/java/net/runelite/api/events/ChatMessage.java

@@ -26,6 +26,7 @@ package net.runelite.api.events;
 
 import lombok.AllArgsConstructor;
 import lombok.Data;
+import lombok.NoArgsConstructor;
 import net.runelite.api.ChatMessageType;
 import net.runelite.api.MessageNode;
 
@@ -39,6 +40,7 @@ import net.runelite.api.MessageNode;
  */
 @Data
 @AllArgsConstructor
+@NoArgsConstructor
 public class ChatMessage
 {
 	/**