Use blur color tokens for QS

This includes some UX changes for edit mode such as:
- Removing the "Hold and drag" string above available tiles
- Adding background containers for available tiles categories
- Adding background to current tiles grid
- Using different badge colors for removal and addition

Flag: com.android.systemui.qs_ui_refactor_compose_fragment
Bug: 339262264
Test: manually - both dark and light mode
Test: manually - both dark and ligh wallpapers
Change-Id: Ic14dfcd7019f9b6abcd369fbaad6a8a0430ef066