SDK / exoplayer

*** Original commit ***

Fix PlayerView touch handling

Overriding onTouchEvent was causing multiple issues, and
appears to be unnecessary. Removing the override fixes:

1. StyledPlayerView accessibility issue where "hide player
   controls" actually toggled play/pause.
2. Delivery of events to a registered OnClickListener when
   useController is false.
3. Delivery of events to a registered OnLongClickListener
   in all configurations.
4. Incorrectly treating a sequence of touch events that
   exit the bounds of the vi...

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PiperOrigin-RevId: 433262414