chore(k8s): remove deprecated features from the cli

[scaleway-bot]

No description provided.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 57.08%. Comparing base (72f9b02) to head (38f12ab).
⚠️ Report is 1 commits behind head on master.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5241      +/-   ##
==========================================
- Coverage   57.08%   57.08%   -0.01%     
==========================================
  Files         313      313              
  Lines       70093    70056      -37     
==========================================
- Hits        40016    39990      -26     
+ Misses      28583    28573      -10     
+ Partials     1494     1493       -1     

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