fix(device): initialize album count text

[wyu71]

Initialize the device album count text with an empty string. 将设备相册数量文本初始化为空字符串。

Log: 修复设备相册标题文本的未定义赋值告警
Influence: 设备相册标题文本显示

Summary by Sourcery

Bug Fixes:

• Prevent undefined assignment warnings for the device album title text by initializing the album count label string.

[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

The pull request makes a small QML property type fix so the device album count label text is always initialized to an empty string instead of an undefined var, eliminating warnings and ensuring predictable UI behavior.

File-Level Changes

Change	Details	Files
Ensure the device album count label text property is strongly typed and initialized to an empty string to avoid undefined assignment warnings and improve UI stability.	Change numLabelText from an untyped var property to a string property. Initialize numLabelText to an empty string so the label text is never undefined.	src/qml/ThumbnailImageView/DeviceAlbum/DeviceAlbum.qml

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[deepin-ci-robot]

deepin pr auto review

★ 总体评分：95分

■ 【总体评价】

代码通过明确属性类型和提供默认值优化了QML属性声明，整体质量良好
类型明确且逻辑正确，无安全漏洞，因微小改进空间扣5分

■ 【详细分析】

• 1.语法逻辑（完全正确）✓

将 property var numLabelText 修改为 property string numLabelText: ""，在QML语法中完全合法。明确指定了 string 类型并赋予了空字符串作为初始值，避免了 var 类型的未定义状态。
潜在问题：无
建议：无需修改

• 2.代码质量（良好）✓

将泛型 var 替换为强类型 string，提高了代码的可读性和类型安全性，有助于静态分析和IDE提示。提供默认值 "" 是一种防御性编程的良好实践。
潜在问题：无
建议：无需修改

• 3.代码性能（无性能问题）✓

使用明确的 string 类型替代 var，有助于QML引擎在底层进行优化，减少了动态类型解析的开销，性能表现良好。
潜在问题：无
建议：无需修改

• 4.代码安全（存在0个安全漏洞）✓

漏洞对比统计：新增漏洞 0 个，减少漏洞 0 个，持平 0 个
本次修改仅涉及QML属性类型声明和初始值设定，不涉及任何外部输入处理、敏感信息操作或系统命令调用，不存在安全风险。

• 建议：无需安全相关修复

■ 【改进建议代码示例】

// 当前代码已足够良好，无需进一步修改
property string numLabelText: ""

[sourcery-ai]

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

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[deepin-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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

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Details

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• debian/deepin/OWNERS

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