fix: Add libdmr settings binding method

[pengfeixx]

Bind through property settings window

Log: Bind through property settings window

[deepin-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: pengfeixx

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[deepin-ci-robot]

deepin pr auto review

关键摘要:

• 在MpvProxy::MpvProxy构造函数中，新增的代码检查了父窗口的"composited"属性，并将其设置为false。这可能是一个错误，因为通常属性应该是可读的，而不是可写的。
• 在PlayerWidget构造函数中，新增的代码检查了父窗口的"composited"属性，并将其设置为false。这可能是一个错误，因为通常属性应该是可读的，而不是可写的。
• 在PlayerEngine的构造函数中，新增的代码检查了父窗口的"composited"属性，并将其设置为false。这可能是一个错误，因为通常属性应该是可读的，而不是可写的。

是否建议立即修改:

• 是

[rb-union]

[是否满足兼容性要求] Y
[是否满足commit提交规范] Y
[是否满足编码规范] Y
[Review结论] Pass
[Fail原因] N/A

[jeffshuai]

[是否满足兼容性要求] Y
[是否满足commit提交规范] Y
[是否满足编码规范] Y
[Review结论] Pass
[Fail原因] N/A