SDK / exoplayer

This test file used to be remote, which led to various errors in loading the file or timing out during the muxer or overall transformer.

export4k60 test timing on Pixel 7:

|Condition                 |elapsedTimeMs|AS Test "Duration" (s)|
|--------------------------|-------------|----------------------|
|local file (this CL)      |4253         |14                    |
|Remote file, googleguest  |5510         |17                    |
|Remote file, 4G           |11423        |25                    |

PiperOrigin-RevId: 516815462