MediaSession2: Implement PlaylistParams replacements

This includes following changes
  - Remove PlaylistParams
  - Implement PlaylistParams replacements. Here's the list.
    - get/setShuffleMode()
    - get/setRepeatMode()
    - Note: Playlist metadata APIs are already submitted (b/74174649)

Bug: 74116823, Bug: 74118768
Test: Run CTS with MediaComponents/runcts.sh
Change-Id: I712a2c3fe959b8496f3d80310579af872419f486