feat: support treeland platform for wmHelper

[18202781743]

WindowManager's some interface may be deprecated, like MotifFunctions
and allWindowIdList.
and there is currently no abstraction of platform common
interfaces.

pms: BUG-287901

[deepin-ci-robot]

deepin pr auto review

关键摘要:

• 在DWindowManagerHelper::instance()函数中，treelandWMHGlobal被直接返回，但没有检查其是否为空或有效。
• DWindowManagerHelper::hasBlurWindow()、DWindowManagerHelper::hasComposite()和DWindowManagerHelper::hasNoTitlebar()函数中，直接调用treelandWMHGlobal->方法，但没有检查treelandWMHGlobal是否为空或有效。
• TreelandWindowManagerHelper类中的hasBlurWindow()、hasComposite()和hasNoTitlebar()方法直接返回PersonalizationManager::instance()->isSupported()，没有考虑到可能的其他状态或条件。
• TreelandWindowManagerHelper类中的connect语句使用了Lambda表达式，但没有检查PersonalizationManager::instance()是否为空或有效。

是否建议立即修改:
是

• 应该立即检查Q_GLOBAL_STATIC宏创建的全局静态对象是否为空或有效，以避免潜在的空指针解引用问题。
• 在TreelandWindowManagerHelper类中，应该添加适当的错误处理或日志记录，以便在PersonalizationManager::instance()为空或无效时能够及时发现并处理。
• 对于connect语句，应该添加对PersonalizationManager::instance()的空值检查，以确保连接不会因为无效的实例而失败。

[deepin-ci-robot]

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This pull-request has been approved by: 18202781743, mhduiy

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