Delete legacy package

[AleksanderWWW]

Before submitting checklist

• Did you update the CHANGELOG? (not for test updates, internal changes/refactors or CI/CD setup)
• Did you ask the docs owner to review all the user-facing changes?

[codecov]

Codecov Report

Attention: Patch coverage is 60.00000% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 73.01%. Comparing base (218d6e7) to head (1c0aeec).

Files	Patch %	Lines
...tune/common/websockets/websocket_client_adapter.py	50.00%	1 Missing ⚠️
src/neptune/integrations/utils.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           dev/2.0    #1685      +/-   ##
===========================================
- Coverage    76.94%   73.01%   -3.94%     
===========================================
  Files          304      304              
  Lines        15501    15470      -31     
===========================================
- Hits         11927    11295     -632     
- Misses        3574     4175     +601     

Flag	Coverage Δ
macos	76.81% <60.00%> (+2.76%)	⬆️
py3.7	76.97% <60.00%> (+2.35%)	⬆️
ubuntu	76.83% <60.00%> (+2.15%)	⬆️
unit	76.97% <60.00%> (+2.35%)	⬆️
windows	75.49% <60.00%> (+1.95%)	⬆️

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[Raalsky]

There should be some entries about legacy client support in codecov.yml as well.

[AleksanderWWW]

@Raalsky how did this even work? 😆

[Raalsky]

Ohh. Good catch!