chore: bump version to 2.0.9

[xionglinlin]

update changelog to 2.0.9

Summary by Sourcery

Chores:

• Update debian/changelog version to 2.0.9

[github-actions]

TAG Bot

TAG: 2.0.9
EXISTED: no
DISTRIBUTION: unstable

[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

This PR updates the Debian packaging metadata by bumping the version to 2.0.9 and refreshing its changelog entries accordingly.

File-Level Changes

Change	Details	Files
Bump Debian package version to 2.0.9	Increment the version number in the changelog header Update the release date and timestamp Adjust urgency/distribution metadata as needed	debian/changelog

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[sourcery-ai]

Hey there - I've reviewed your changes and they look great!

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[deepin-ci-robot]

deepin pr auto review

我来对这段git diff进行审查：

1. 语法逻辑：

• 格式符合Debian changelog的标准格式，包括版本号、发行版、紧急程度和变更条目
• 变更条目使用了正确的缩进和格式
• 维护者信息和日期格式符合规范

2. 代码质量：

• 变更描述清晰明确，准确说明了修改的内容
• 使用了"fix:"前缀明确表明这是一个修复类型的变更
• 描述简洁但包含了足够的信息

3. 改进建议：

• 建议在变更描述中添加更多上下文信息，比如：
  • 为什么要做这个修改？
  • 这个修改解决了什么具体问题？
  • 是否有相关的bug号或issue链接？

4. 安全性：

• 这个变更看起来是修复一个时序相关的问题，建议在描述中说明这个修改如何提高了安全性
• 可以补充说明为什么在锁屏状态下不应该执行dde-version-check

改进后的版本建议：

dde-session (2.0.9) unstable; urgency=medium

  * fix: defer dde-version-check execution until after unlock in quick login mode
    - Prevents potential security risks by ensuring version check only happens
      after proper authentication
    - Fixes issue #XXXX where version check could be triggered inappropriately

 -- xionglinlin <[email protected]>  Tue, 18 Nov 2025 11:15:29 +0800

这样的改进：

1. 提供了更多上下文信息
2. 说明了安全考虑
3. 添加了相关issue引用
4. 使用了更精确的动词"defer"而不是"only after"

[deepin-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: xionglinlin, yixinshark

The full list of commands accepted by this bot can be found here.

Details

Needs approval from an approver in each of these files:

• debian/deepin/OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment