docs: 添加钉钉联系方式 (#3199)

* docs: 添加钉钉联系方式

* docs: 修改钉钉群组信息

Co-authored-by: xinming <xinming.lxj@antfin.com>

README.md

@@ -108,9 +108,14 @@ $ npm start
 
 > You can also use **[G2Plot](https://github.com/antvis/G2Plot)** which is an interactive and responsive charting library based on G2. You can easily make superior statistical plots through a few lines of code.
 
-
 ## 🤝 How to Contribute
 
 Please let us know how can we help. Do check out [issues](https://github.com/antvis/g2/issues) for bug reports or suggestions first.
 
 To become a contributor, please follow our [contributing guide](https://github.com/antvis/g2/blob/master/CONTRIBUTING.md).
+
+## Contact us
+
+DingTalk Group: 30233731
+
+<img src="https://gw.alipayobjects.com/zos/antfincdn/9sHnl5k%26u4/dingdingqun.png" width="200" height="266" />

README.zh-CN.md

@@ -113,3 +113,9 @@ $ npm start
 如果您在使用的过程中碰到问题，可以先通过 [issues](https://github.com/antvis/g2/issues) 看看有没有类似的 bug 或者建议。
 
 如需提交代码，请遵从我们的[贡献指南](https://github.com/antvis/g2/blob/master/CONTRIBUTING.md)。
+
+## 联系我们
+
+钉钉群组号码: 30233731
+
+<img src="https://gw.alipayobjects.com/zos/antfincdn/9sHnl5k%26u4/dingdingqun.png" width="200" height="266" />

docs/manual/contact.en.md

@@ -12,3 +12,7 @@ mail: antv@antfin.com
 Yuque column: https://www.yuque.com/antv/blog
 
 Zhihu column: https://zhuanlan.zhihu.com/aiux-antv
+
+DingTalk Group Number: 30233731
+
+<img src="https://gw.alipayobjects.com/zos/antfincdn/9sHnl5k%26u4/dingdingqun.png" width="200" height="266" />

docs/manual/contact.zh.md

@@ -12,3 +12,7 @@ order: 7
 语雀专栏：https://www.yuque.com/antv/blog
 
 知乎专栏：https://zhuanlan.zhihu.com/aiux-antv
+
+钉钉群组号码: 30233731
+
+<img src="https://gw.alipayobjects.com/zos/antfincdn/9sHnl5k%26u4/dingdingqun.png" width="200" height="266" />