Upgrade dependencies and fix typo

[benoit74]

Fix #204
Fix #202

Changes

• Upgrade all dependencies, including zimscraperlib 3.4.0 which brings in the migration to VP9 instead of VP8
• Adopt bootstrap v1.0.2 (fix codecov report generation)
• Fix typo in input argument for playlist mode

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.

Project coverage is 5.05%. Comparing base (e0ab3d5) to head (6614d4b).
Report is 20 commits behind head on main.

Files	Patch %	Lines
src/ted2zim/multi/scraper.py	0.00%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff            @@
##            main    #205      +/-   ##
========================================
+ Coverage   0.00%   5.05%   +5.05%     
========================================
  Files          7       8       +1     
  Lines       1055    1088      +33     
  Branches     228     237       +9     
========================================
+ Hits           0      55      +55     
+ Misses      1055    1032      -23     
- Partials       0       1       +1     

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[rgaudin]

LGTM ; S3 version uses the preset.VERSION flag so nothing to change !