Update PULL_REQUEST_TEMPLATE.md (#24736)

.github/PULL_REQUEST_TEMPLATE.md

-#### Required（必填, multiple choices, two at most）
-- **PR type（PR 类型） is ( ):**
-A. New features（新功能）---------------- D. Performance optimization（性能优化）
-B. Bug fixes（问题修复）------------------ E. Breaking changes（向后不兼容的改变）
-C. Function optimization（功能优化）------F.  Others（其它）
-
-- **PR changes（改动点）is ( ):**
-A. OPs（operators）---------------------- C. Docs（文档）
-B. APIs（接口）--------------------------- D. Others（其它）
-
-- **Use one sentence to describe what this PR does.（简述本次PR的目的和改动）**
-
------------------------
-#### Optional（选填, If None, please delete it）
-
-- **Describe what this PR does in detail. If this PR fixes an issue, please give the issue id.**
-  <!-- DESCRIBE THE BUG OR REQUIREMENT HERE. eg. #2020（格式为 #Issue编号）-->
-
-- **If you modified docs, please make sure that both Chinese and English docs were modified and provide a preview screenshot. （文档必填）**
-   <!-- ADD SCREENSHOT HERE IF APPLICABLE. -->
-
-- **Please write down other information you want to tell reviewers.**
+<!--  Demo: PR types: Bug fixes, Function optimization  -->
+<!--  One of [ New features | Bug fixes | Function optimization | Performance optimization | Breaking changes | Others ]  -->
+PR types:
+<!--  Demo: PR changes: OPs  -->
+<!--  One of [ OPs | APIs | Docs | Others ]  -->
+PR changes:
+<!--  Describe what this PR does  -->
+Describe: