Rework VolumeDialog slider using Compose

This change changes Slider implementation from Views to Compose to
address various problems the old one had. It wires all existing view
models to the new implementation, but leaves Haptics for the next CL.

Flag: com.android.systemui.volume_redesign
Bug: 369994956
Test: atest VolumeDialogScreenshotTest
Test: manual on the phone. Check slider adjustements and overscroll
animations

Change-Id: I2f100f415793f19fba05f02dca2088b3fd73cd34