refactor: replace rest client with controller-runtime clientset for Trivy analyzers

[ptyin]

Closes #771

📑 Description

Replace the Trivy analyzer in the same manner as the one called by the Gateway analyzer.

✅ Checks

• My pull request adheres to the code style of this project
• My code requires changes to the documentation
• I have updated the documentation as required
• All the tests have passed

ℹ Additional Information

[arbreezy]

great, lgtm
your PR should comply with DCO though @ptyin , please have a look

[ptyin]

great, lgtm your PR should comply with DCO though @ptyin , please have a look

Done

[arbreezy]

@ptyin I think we can also remove the rest client initialization aa well,
https://github.com/k8sgpt-ai/k8sgpt/blob/main/pkg/kubernetes/kubernetes.go#L71

[ptyin]

@ptyin I think we can also remove the rest client initialization aa well, https://github.com/k8sgpt-ai/k8sgpt/blob/main/pkg/kubernetes/kubernetes.go#L71

Got it.

[ptyin]

We should modify the Client struct so to remove field RestClient and GetRestClient method as well, right?

[arbreezy]

We should modify the Client struct so to remove field RestClient and GetRestClient method as well, right?

Yes exactly, unless there's anything still using the rest client which IIRC there isn't

[ptyin]

Hi Aris, I have pushed another commit as required. Could you kindly re-review it?