chore: bump version to 5.6.31

[zsien]

• chore: use '&&' and '||' instead of 'and' and 'or'

[deepin-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: zsien

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[deepin-ci-robot]

deepin pr auto review

关键摘要:

• 在debian/changelog文件中，版本号更新从5.6.30到5.6.31，确认是否有相应的代码提交和功能变更来支持这一版本更新。
• 代码风格的一致性：检查是否有其他地方也使用了'and'和'or'，确保整个项目中风格的一致性。
• 代码注释：确认是否有必要的注释来解释为什么使用'&&'和'||'替换'and'和'or'，以及这样的替换是否会影响代码的功能。

是否建议立即修改:

• 是，需要确保版本号的更新与代码提交的一致性，并保持代码风格的一致性。同时，应该有充分的理由和注释来支持代码风格的更改。

[zsien]

/add-toppic dccim

[github-actions[bot]]

TAG Bot

TAG: 5.6.31 EXISTED: no DISTRIBUTION: unstable

[zsien]

/topic dccim

[deepin-ci-robot]

Add topic: dccim successed.

[zsien]

/integr-topic dccim

[deepin-ci-robot]

Integrated with pr https://github.com/deepin-community/Repository-Integration/pull/1608

[kegechen]

see: https://github.com/linuxdeepin/dtkcore/pull/428