Allow passing bytes and BytesIO to Audio/Video panes

[philippjfr]

Make it easier to construct an Audio/Video pane from e.g. a FileInput.

[codecov]

Codecov Report

Attention: Patch coverage is 84.61538% with 10 lines in your changes missing coverage. Please review.

Project coverage is 87.06%. Comparing base (85150c6) to head (686a8b5).
Report is 6 commits behind head on main.

Files with missing lines	Patch %	Lines
panel/pane/media.py	75.60%	10 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7963      +/-   ##
==========================================
- Coverage   87.12%   87.06%   -0.07%     
==========================================
  Files         346      346              
  Lines       53227    53282      +55     
==========================================
+ Hits        46375    46389      +14     
- Misses       6852     6893      +41     

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[github-actions]

This pull request has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.