Adding ability to resize subtitles

[raivisdejus]

Fix for #727

[codecov]

Codecov Report

Attention: Patch coverage is 88.57143% with 8 lines in your changes missing coverage. Please review.

Project coverage is 82.46%. Comparing base (1c26bec) to head (76d28b6).
Report is 1 commits behind head on main.

Files	Patch %	Lines
...ranscription_viewer/transcription_viewer_widget.py	86.00%	7 Missing ⚠️
buzz/db/dao/transcription_segment_dao.py	83.33%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff            @@
##           main     #888       +/-   ##
=========================================
+ Coverage      0   82.46%   +82.46%     
=========================================
  Files         0       85       +85     
  Lines         0     4666     +4666     
=========================================
+ Hits          0     3848     +3848     
- Misses        0      818      +818     

Flag	Coverage Δ
Linux	82.12% <88.57%> (?)
macOS	82.34% <88.57%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.