feat(object): add support for 's3-endpoint' to bucket cmds

[pypaut]

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Closes #5568.

This PR depends on scaleway/scaleway-sdk-go#3100.

Release note for CHANGELOG:

Add an `s3-endpoint` flag to the bucket commands
Add support for `s3_endpoint` specified in the configuration profile

[codecov-commenter]

Codecov Report

❌ Patch coverage is 91.90939% with 25 lines in your changes missing coverage. Please review.
✅ Project coverage is 50.91%. Comparing base (a2a4017) to head (57b7aa0).
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
core/testing_recorder.go	7.69%	12 Missing ⚠️
internal/namespaces/object/v1/s3_helpers.go	88.57%	8 Missing ⚠️
internal/namespaces/object/v1/custom_bucket.go	96.25%	3 Missing ⚠️
internal/namespaces/config/commands.go	33.33%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5636      +/-   ##
==========================================
+ Coverage   50.80%   50.91%   +0.11%     
==========================================
  Files         359      359              
  Lines       82260    82471     +211     
==========================================
+ Hits        41790    41992     +202     
- Misses      40470    40479       +9     

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[pypaut]

Doesn't build because it relies on an SDK version that is not live yet.

[pypaut]

Broken because depends on scaleway/scaleway-sdk-go#3253

[estellesoulard]

If it's realistic, could some tests be added on each impacted call using the new flags to confirm the new behaviour?