Firefox video recording sometimes fails

[bahmutov]

  Running:  examples\actions.spec.js                                                       (1 of 19)
  Estimated: 21 seconds


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Warning: We failed to record the video.

This error will not alter the exit code.

Error: ffmpeg exited with code 1: pipe:0: Function not implemented

    at ChildProcess.<anonymous> (C:\Users\circleci\AppData\Local\Cypress\Cache\6.7.1\Cypress\resources\app\packages\server\node_modules\fluent-ffmpeg\lib\processor.js:182:22)
    at ChildProcess.emit (events.js:315:20)
    at Process.ChildProcess._handle.onexit (internal/child_process.js:275:12)