Chore (ISSUE_TEMPLATE): 修复错误的 YAML 语法 (#3951)

- 修改「OS」分类的类型："dropdown" -> "checkbox"
  - 一个问题可能不只影响一个特定的操作系统
- 修改「软件版本」分类，增加 "render" 属性
  - 这能让 GFM 直接把这部分内容渲染为 render 指定语法的代码片段

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -9,13 +9,16 @@ body:
     attributes:
       value: |
         ## 在提交问题之前，请确认以下事项：
+
         1. 请 **确保** 您已经查阅了 [Clash Verge Rev 官方文档](https://clash-verge-rev.github.io/guide/term.html)  以及 [常见问题](https://clash-verge-rev.github.io/faq/windows.html)
         2. 请 **确保** [已有的问题](https://github.com/clash-verge-rev/clash-verge-rev/issues?q=is%3Aissue) 中没有人提交过相似issue，否则请在已有的issue下进行讨论
         3. 请 **务必** 给issue填写一个简洁明了的标题，以便他人快速检索
         4. 请 **务必** 查看 [Alpha](https://github.com/clash-verge-rev/clash-verge-rev/releases/tag/alpha) 版本更新日志
         5. 请 **务必** 尝试 [Alpha](https://github.com/clash-verge-rev/clash-verge-rev/releases/tag/alpha) 版本，确定问题是否仍然存在
         6. 请 **务必** 按照模板规范详细描述问题以及尝试更新 Alpha 版本，否则issue将会被直接关闭
+
         ## Before submitting the issue, please make sure of the following checklist:
+
         1. Please make sure you have read the [Clash Verge Rev official documentation](https://clash-verge-rev.github.io/guide/term.html) and [FAQ](https://clash-verge-rev.github.io/faq/windows.html)
         2. Please make sure there is no similar issue in the [existing issues](https://github.com/clash-verge-rev/clash-verge-rev/issues?q=is%3Aissue), otherwise please discuss under the existing issue
         3. Please be sure to fill in a concise and clear title for the issue so that others can quickly search
@@ -34,6 +37,7 @@ body:
     attributes:
       label: 软件版本 / Verge Version
       description: 请提供Verge的具体版本，如果是alpha版本，请注明下载时间(精确到小时分钟) / Please provide the specific version of Verge. If it is an alpha version, please indicate the download time (accurate to hours and minutes)
+      render: text
     validations:
       required: true
   - type: textarea
@@ -42,13 +46,13 @@ body:
       description: 请提供复现问题的步骤 / Steps to reproduce the behavior
     validations:
       required: true
-  - type: dropdown
+  - type: checkboxes
     attributes:
       label: 操作系统 / OS
       options:
-        - Windows
-        - Linux
-        - MacOS
+        - label: Windows
+        - label: Linux
+        - label: MacOS
     validations:
       required: true
   - type: input
@@ -62,11 +66,13 @@ body:
       label: 日志(勿上传日志文件，请粘贴日志内容) / Log (Do not upload the log file, paste the log content directly)
       description: 请提供完整或相关部分的Debug日志（请在“软件左侧菜单”->“设置”->“日志等级”调整到debug，Verge错误请把“杂项设置”->“app日志等级”调整到debug，并重启Verge生效。日志文件在“软件左侧菜单”->“设置”->“日志目录”下） / Please provide a complete or relevant part of the Debug log (please adjust the "Log level" to debug in "Software left menu" -> "Settings" -> "Log level". If there is a Verge error, please adjust "Miscellaneous settings" -> "app log level" to debug, and restart Verge to take effect. The log file is under "Software left menu" -> "Settings" -> "Log directory")
       value: |
-        <details><summary>日志内容 / Log Content</summary>
+        <details><summary>日志内容 / Log Content</summary><p>
+
         ```log
         <!-- 在此处粘贴完整日志 / Paste the full log here -->
 
         ```
-        </details>
+
+        </p></details>
     validations:
       required: true