Migrate AMP managed collector to use Cluster Access Management

[tsahiduek]

Is your feature request related to a problem? Please describe.
Currently the Managed Collector use aws-auth configmap for cluster authentication.
Following this recent announcement, it make sense to migrate the access control to the new Amazon EKS access management controls .

Collector docs with the updated change is here

Describe the solution you'd like
Implement cluster access management for AMP Managed collector

Describe alternatives you've considered
Keep the current stat of using the aws-auth configMap

Additional context
N/A

[erezzarum]

AMP Scrapper will automatically create access entires when cluster authentication mechanism is set to API or API and ConfigMap (aws-auth).
Will update to remove configuration of aws-auth