PULL_REQUEST_TEMPLATE.md

<!-- Demo: https://github.com/PaddlePaddle/Paddle/pull/24810 -->
### PR types
<!-- One of [ New features | Bug fixes | Function optimization | Performance optimization | Breaking changes | Others ] -->

### PR changes
<!-- One of [ OPs | APIs | Docs | Others ] -->

### Describe
<!-- Describe what this PR does -->

### Contributor Info
<!-- If you are Contributor, Please complete the following information>
<!-- Demo: https://github.com/PaddlePaddle/Paddle/pull/40777 -->
|提交队名（或提交人） |  | 
|---|---|
|RFC 链接 <!-- 如：merge 后的RFC 链接 -->|   |  
|ISSUE 链接<!-- 如：认领的issue 链接  -->  |  | 
|任务方向<!-- 如：基础API/ 稀疏API/ 分布式 / ... --> |   | 
|依赖飞桨版本 <!-- 如：develop / v2.2.2，除特别任务，都应基于develop 开发 --> |  |