Upgrade faster-whisper to 0.8.0

[aleksandr-smechov]

Upgrade faster-whisper to 0.8.0

[chainyo]

The forked repository has been synchronized with the latest release of faster-whisper. Check the commit: https://github.com/Wordcab/faster-whisper/commit/7c2c40bfd97ed4ed9f02fa0fd094b1cbf2667b1c

For next sync:

• Git clone the forked repository locally
• git checkout master (just to be sure to be on the master branch)
• git fetch upstream (Get the upstream repo =original faster-whisper updates)
• git merge upstream/master
• Resolve conflicts if there are some conflicts.
• git push origin master

[chainyo]

I'm re-opening this because the _MODELS object has changed from a tuple to a dict so I need to update the config file from wordcab-transcribe.