Upgrade IMA to 3.19.2
Upgrade IMA to 3.19.2

PiperOrigin-RevId: 319764381

amzn/exoplayer-amazon-port,amzn/exoplayer-amazon-port,androidx/media,google/ExoPlayer,ened/ExoPlayer,amzn/exoplayer-amazon-port,google/ExoPlayer,ened/ExoPlayer,ened/ExoPlayer,google/ExoPlayer,androidx/media,androidx/media