update README.

Author: wangzhaode

README.md

@@ -10,19 +10,22 @@ llm-export是一个llm模型导出工具，能够将llm模型导出到onnx模型
 ## 模型支持与下载
 - [![Download][download-chatglm-6b-onnx]][release-chatglm-6b-onnx]
 - [![Download][download-chatglm2-6b-onnx]][release-chatglm2-6b-onnx]
+- [![Download][download-chatglm3-6b-onnx]][release-chatglm3-6b-onnx]
 - [![Download][download-codegeex2-6b-onnx]][release-codegeex2-6b-onnx]
 - [![Download][download-qwen-7b-chat-onnx]][release-qwen-7b-chat-onnx]
 - [![Download][download-baichuan2-7b-chat-onnx]][release-baichuan2-7b-chat-onnx]
 - [![Download][download-llama2-7b-chat-onnx]][release-llama2-7b-chat-onnx]
 
 [download-chatglm-6b-onnx]: https://img.shields.io/github/downloads/wangzhaode/llm-export/chatglm-6b-onnx/total
 [download-chatglm2-6b-onnx]: https://img.shields.io/github/downloads/wangzhaode/llm-export/chatglm2-6b-onnx/total
+[download-chatglm3-6b-onnx]: https://img.shields.io/github/downloads/wangzhaode/llm-export/chatglm3-6b-onnx/total
 [download-codegeex2-6b-onnx]: https://img.shields.io/github/downloads/wangzhaode/llm-export/codegeex2-6b-onnx/total
 [download-qwen-7b-chat-onnx]: https://img.shields.io/github/downloads/wangzhaode/llm-export/qwen-7b-chat-onnx/total
 [download-baichuan2-7b-chat-onnx]: https://img.shields.io/github/downloads/wangzhaode/llm-export/baichuan2-7b-chat-onnx/total
 [download-llama2-7b-chat-onnx]: https://img.shields.io/github/downloads/wangzhaode/llm-export/llama2-7b-chat-onnx/total
 [release-chatglm-6b-onnx]: https://github.com/wangzhaode/llm-export/releases/tag/chatglm-6b-onnx
 [release-chatglm2-6b-onnx]: https://github.com/wangzhaode/llm-export/releases/tag/chatglm2-6b-onnx
+[release-chatglm3-6b-onnx]: https://github.com/wangzhaode/llm-export/releases/tag/chatglm3-6b-onnx
 [release-codegeex2-6b-onnx]: https://github.com/wangzhaode/llm-export/releases/tag/codegeex2-6b-onnx
 [release-qwen-7b-chat-onnx]: https://github.com/wangzhaode/llm-export/releases/tag/qwen-7b-chat-onnx
 [release-baichuan2-7b-chat-onnx]: https://github.com/wangzhaode/llm-export/releases/tag/baichuan2-7b-chat-onnx