terraform: collect apiserver cert SANs and support custom endpoint
constants: add new constants for cluster configuration and custom endpoint
cloud: support apiserver cert sans and prepare for endpoint migration on AWS
config: add customEndpoint field
bootstrapper: use per-CSP apiserver cert SANs
cli: route customEndpoint to terraform and add migration for apiserver cert SANs
bootstrapper: change interface of GetLoadBalancerEndpoint to return host and port separately
* aws: stop using the imds api for tags
* aws: disable tags in imds api
* aws: only tag instances with non-lecagy tag
* bootstrapper: always let coredns run before cilium
* debugd: make debugd less noisy
* fixup fix aws imds test
* fixup unsued context
* move getting instance id to readInstanceTag
