Bump pyAV and close unclosed outputs

[hunterjm]

Proposed change

1. Bump pyAV to 8.0.1 which includes binaries on pypi for easier installation on manual installs to fix Stream component does not work. (Component error: stream - Requirements for stream not found: [‘av == 7.0.1’]) #35900
2. Make sure to close all input and output buffers when exiting worker thread to fix 0.110.1 - av.container errors with Camera, Stream, FFMPEG components  #35923

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New integration (thank you!)
• New feature (which adds functionality to an existing integration)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

Example entry for configuration.yaml:

# Example configuration.yaml

Additional information

• This PR fixes or closes issue: fixes Stream component does not work. (Component error: stream - Requirements for stream not found: [‘av == 7.0.1’]) #35900, 0.110.1 - av.container errors with Camera, Stream, FFMPEG components  #35923
• This PR is related to issue:
• Link to documentation pull request:

Checklist

• The code change is tested and works locally.
• Local tests pass. Your PR cannot be merged unless tests pass
• There is no commented out code in this PR.
• I have followed the development checklist
• The code has been formatted using Black (black --fast homeassistant tests)
• Tests have been added to verify that the new code works.

If user exposed functionality or configuration variables are added/changed:

• Documentation added/updated for www.home-assistant.io

If the code communicates with devices, web services, or third-party tools:

• The manifest file has all fields filled out correctly.
  Updated and included derived files by running: python3 -m script.hassfest.
• New or updated dependencies have been added to requirements_all.txt.
  Updated by running python3 -m script.gen_requirements_all.
• Untested files have been added to .coveragerc.

The integration reached or maintains the following Integration Quality Scale:

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[dshokouhi]

Looks good to me

[hunterjm]

This is good to go now.

[MartinHjelmare]

Thanks!