fix: Fix pigz special character problem

[lzwind]

Fix pigz special character problem

Log: Fix pigz special character problem
Bug: https://pms.uniontech.com/bug-view-274761.html

[deepin-ci-robot]

deepin pr auto review

关键摘要:

• 在addFiles函数中，使用了KPtyProcess代替QProcess，需要确认是否所有使用场景都兼容。
• 在addFiles函数中，脚本的生成方式改变了，需要确保脚本的内容正确无误，并且安全性考虑。
• connect信号连接的修改可能会导致原有的信号处理程序被覆盖，需要检查是否有遗漏的槽函数调用。
• deleteProcess函数中增加了删除脚本文件的逻辑，需要确保脚本文件的删除不会影响其他进程或文件。

是否建议立即修改:

• 是，需要确保代码的更改不会引入新的错误，并且与现有功能兼容。同时，应该进行充分的测试以确保更改后的代码能够正常工作。

[deepin-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: lzwind, wyu71

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

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

[lzwind]

/merge