Update issue templates

.github/ISSUE_TEMPLATE/bug-report---问题报告.md

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+---
+name: Bug report / 问题报告
+about: Create a report to help us improve
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Describe the bug**
+**问题描述**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+**如何复现**
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+**Expected behavior**
+**期望行为**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+**截图说明**
+If applicable, add screenshots to help explain your problem.
+
+**Please complete the following information):**
+**请补全以下内容**
+ - OS: [e.g. Windows]
+ - Browser: [e.g. chrome, safari]
+ - Extension Version: [e.g. v2.0.2]
+
+**Additional context**
+**其他**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/feature-request---新功能请求.md

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+---
+name: Feature request / 新功能请求
+about: Suggest an idea for this project
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+**新功能是否与解决某个问题相关, 请描述**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+**你期望的新功能实现方案**
+A clear and concise description of what you want to happen.
+
+**Additional context**
+**其他**
+Add any other context or screenshots about the feature request here.