Add captions to audio player

[chidiwilliams]

No description provided.

[codecov]

Codecov Report

Merging #573 (87556e4) into main (f4b6b52) will decrease coverage by 0.61%.
The diff coverage is 74.13%.

@@            Coverage Diff             @@
##             main     #573      +/-   ##
==========================================
- Coverage   76.70%   76.10%   -0.61%     
==========================================
  Files          47       56       +9     
  Lines        2786     2854      +68     
==========================================
+ Hits         2137     2172      +35     
- Misses        649      682      +33     

Flag	Coverage Δ
Linux	74.28% <72.91%> (-0.13%)	⬇️
Windows	76.11% <74.13%> (-0.66%)	⬇️
macOS	74.28% <74.13%> (-0.13%)	⬇️

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Files Changed	Coverage Δ
buzz/buzz.py	0.00% <0.00%> (ø)
buzz/cli.py	0.00% <0.00%> (ø)
buzz/widgets/application.py	0.00% <0.00%> (ø)
buzz/widgets/form_label.py	0.00% <0.00%> (ø)
...ion_viewer/transcription_segments_editor_widget.py	95.34% <ø> (ø)
buzz/widgets/recording_transcriber_widget.py	49.71% <49.71%> (ø)
buzz/widgets/audio_meter_widget.py	65.00% <65.00%> (ø)
buzz/widgets/audio_player.py	62.36% <70.00%> (-13.73%)	⬇️
buzz/widgets/record_button.py	71.42% <71.42%> (ø)
buzz/widgets/audio_devices_combo_box.py	88.23% <88.23%> (ø)
... and 6 more

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