Android12_SystemUI下拉框新增音量控制条

Android产品下拉框一直只有亮度条没有音量控制条。 为了方便控制音量，普遍都是底部导航栏添加音量加减按钮，在Android10以后，大家普遍用上了手势导航，去掉底部导航栏。 目前需要再下拉框中可以直接控制音量。

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前言

在Android12平台，QS 面板上，亮度控制条下面添加音量条，方便控制音量。

需求及效果

Android12 版本

1. RK和MTK平台在下拉框QS面板中，亮度条的下方新增音量条控制器 亮度条长按不隐藏QS面板
2. 亮度条长按不隐藏QS面板

基础必备

SystemUI 相关知识，务必做到基本流程了解、概念、架构、布局，方便实现基础功能和理解业务修改。
参考资料：截屏功能添加中的SystemUI基础描述

#修改说明
详细说明如下，参考修改文件和新增文件即可完成功能，实现需求

修改文件：

vendor/mediatek/proprietary/packages/apps/SystemUI/AndroidManifest.xml
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/classifier/Classifier.java
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/qs/QSAnimator.java
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/qs/QSPanel.java
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/qs/QSPanelController.java
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/settings/brightness/BrightnessController.java
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/settings/brightness/BrightnessSlider.java
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/settings/brightness/ToggleSlider.java
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/statusbar/phone/dagger/StatusBarPhoneModule.java

`

## 新增文件：

```java
vendor/mediatek/proprietary/packages/apps/SystemUI/res/drawable-hdpi/icon_volume_test.png
vendor/mediatek/proprietary/packages/apps/SystemUI/res/drawable-mdpi/icon_volume_test.png
vendor/mediatek/proprietary/packages/apps/SystemUI/res/drawable-xhdpi/icon_volume_test.png
vendor/mediatek/proprietary/packages/apps/SystemUI/res/drawable-xxhdpi/icon_volume_test.png
vendor/mediatek/proprietary/packages/apps/SystemUI/res/drawable-xxxhdpi/icon_volume_test.png
vendor/mediatek/proprietary/packages/apps/SystemUI/res/drawable/ic_volume.xml
vendor/mediatek/proprietary/packages/apps/SystemUI/res/drawable/volume_progress_drawable.xml
vendor/mediatek/proprietary/packages/apps/SystemUI/res/drawable/volume_progress_full_drawable.xml
vendor/mediatek/proprietary/packages/apps/SystemUI