Enhance error handling in _kube_api_error_handling

[Ygnas]

Issue link

https://issues.redhat.com/browse/RHOAIENG-15225

What changes have been made

Enhanced error messages to give more detailed errors to our users so that they have more information to feed the RHOAI administrators.

Verification steps

To test this install new codeflare-sdk from this PR, you could try deleteting non existent cluster, creating 2 clusters with same name, trying to create appwrapper.

Errors appear like this:

• Conflict
  • A conflict occurred with the RayCluster resource. Only one RayCluster with the same name is allowed.
  • Please delete or rename the existing RayCluster before creating a new one with the desired name.
  • Response: {"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"rayclusters.ray.io "raytest" already exists","reason":"AlreadyExists","details":{"name":"raytest","group":"ray.io","kind":"rayclusters"},"code":409}
• Forbidden
  • Access denied to the Kubernetes resource. Ensure your role has sufficient permissions for this operation.
  • Response: {"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"appwrappers.workload.codeflare.dev is forbidden: User "ignas" cannot create resource "appwrappers" in API group "workload.codeflare.dev" in the namespace "ignas"","reason":"Forbidden","details":{"group":"workload.codeflare.dev","kind":"appwrappers"},"code":403}
• Unauthorized
  • Access to the API is unauthorized. Check your credentials or permissions.
  • Response: {"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"Unauthorized","reason":"Unauthorized","code":401}
• Not found
  • The requested resource could not be located. Please verify the resource name and namespace.
  • Response: {"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"rayclusters.ray.io "raytest" not found","reason":"NotFound","details":{"name":"raytest","group":"ray.io","kind":"rayclusters"},"code":404}

Checks

• I've made sure the tests are passing.
• Testing Strategy
  • Unit tests
  • Manual tests
  • Testing is not required for this change

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.04%. Comparing base (2bf575b) to head (8481faa).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #762      +/-   ##
==========================================
- Coverage   93.05%   93.04%   -0.01%     
==========================================
  Files          36       36              
  Lines        2403     2401       -2     
==========================================
- Hits         2236     2234       -2     
  Misses        167      167              

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[Bobbins228]

/lgtm

[openshift-ci]

New changes are detected. LGTM label has been removed.

[openshift-ci]

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