Merge pull request #111 from Coder-Lowic/lowic-fix

修复注释描述错误

Author: PlexPt

src/main/java/com/plexpt/chatgpt/entity/chat/Message.java

@@ -15,7 +15,7 @@
 @Builder
 public class Message {
     /**
-     * 目前支持三中角色参考官网，进行情景输入：https://platform.openai.com/docs/guides/chat/introduction
+     * 目前支持三种角色参考官网，进行情景输入：https://platform.openai.com/docs/guides/chat/introduction
      */
     private String role;
     private String content;