Adding support for cookiefile for Youtube downloads

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 80.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 81.18%. Comparing base (73a052e) to head (f254b2b). Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
buzz/transcriber/file_transcriber.py	80.00%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #988 +/- ## ========================================== - Coverage 81.19% 81.18% -0.01% ========================================== Files 86 86 Lines 5035 5039 +4 ========================================== + Hits 4088 4091 +3 - Misses 947 948 +1 ``` | [Flag](https://app.codecov.io/gh/chidiwilliams/buzz/pull/988/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Chidi+Williams) | Coverage Δ | | |---|---|---| | [Linux](https://app.codecov.io/gh/chidiwilliams/buzz/pull/988/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Chidi+Williams) | `80.19% <80.00%> (-0.01%)` | :arrow_down: | | [Windows](https://app.codecov.io/gh/chidiwilliams/buzz/pull/988/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Chidi+Williams) | `80.25% <80.00%> (-0.01%)` | :arrow_down: | | [macOS](https://app.codecov.io/gh/chidiwilliams/buzz/pull/988/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Chidi+Williams) | `81.00% <80.00%> (-0.01%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Chidi+Williams#carryforward-flags-in-the-pull-request-comment) to find out more.

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