Add check required crds

[u-kai]

What type of PR is this?
Feature

Which issue does this PR fix:
#660

What does this PR do / Why do we need it:
This PR adds a feature that pre-checks the required CRDs for the controller.
If the required CRDs are not installed, the controller will fail fast.

If an issue # is not available please add repro steps and logs from aws-gateway-controller showing the issue:

Testing done on this change:

Tested by deploying the changes in my EKS cluster.
If the required CRDs are not installed, the controller logs the following message:

{"level":"info","ts":"2025-01-01T04:23:53.272Z","caller":"workspace/main.go:161","msg":"log level set to debug"}
...
{"level":"info","ts":"2025-01-01T04:23:53.272Z","logger":"setup","caller":"runtime/proc.go:272","msg":"Webhook is enabled, 'webhook-cert' secret must contain a valid TLS key and cert"}
{"level":"fatal","ts":"2025-01-01T04:23:53.376Z","logger":"setup","caller":"runtime/proc.go:272","msg":"required CRDs check failed:missing required CRDs: gateway.networking.k8s.io/v1, Kind=Gateway, gateway.networking.k8s.io/v1, Kind=GatewayClass, gateway.networking.k8s.io/v1, Kind=HTTPRoute, gateway.networking.k8s.io/v1, Kind=GRPCRoute, gateway.networking.k8s.io/v1alpha2, Kind=TLSRoute"}

Automation added to e2e:

No
Will this PR introduce any new dependencies?:

No
Will this break upgrades or downgrades. Has updating a running cluster been tested?:

Does this PR introduce any user-facing change?:

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[rlymbur]

Just tested myself as well!

2025-01-30T15:16:00.422-0800    INFO    setup   runtime/proc.go:272     init config     {"VpcId": "vpc-###", "Region": "us-east-1", "AccountId": "###", "DefaultServiceNetwork": "", "ClusterName": "crd-check", "LogLevel": "debug", "DisableTaggingServiceAPI": false}
2025-01-30T15:16:00.422-0800    INFO    setup   runtime/proc.go:272     Webhook is disabled, value: ''
2025-01-30T15:16:01.240-0800    FATAL   setup   runtime/proc.go:272     required CRDs check failed:missing required CRDs: gateway.networking.k8s.io/v1, Kind=Gateway, gateway.networking.k8s.io/v1, Kind=GatewayClass, gateway.networking.k8s.io/v1, Kind=HTTPRoute, gateway.networking.k8s.io/v1, Kind=GRPCRoute
runtime.main
        /opt/homebrew/Cellar/go/1.23.5/libexec/src/runtime/proc.go:272
exit status 1
make: *** [run] Error 1

After install:

customresourcedefinition.apiextensions.k8s.io/gatewayclasses.gateway.networking.k8s.io created
customresourcedefinition.apiextensions.k8s.io/gateways.gateway.networking.k8s.io created
customresourcedefinition.apiextensions.k8s.io/grpcroutes.gateway.networking.k8s.io created
customresourcedefinition.apiextensions.k8s.io/httproutes.gateway.networking.k8s.io created
customresourcedefinition.apiextensions.k8s.io/referencegrants.gateway.networking.k8s.io created
gatewayclass.gateway.networking.k8s.io/amazon-vpc-lattice created

...

make run

2025-01-30T15:17:14.191-0800    INFO    setup   runtime/proc.go:272     Webhook is disabled, value: ''
2025-01-30T15:17:15.080-0800    INFO    controller.route        controllers/route_controller.go:142     DNSEndpoint CRD is not installed, skipping watch
2025-01-30T15:17:15.248-0800    INFO    controller.route        controllers/route_controller.go:142     DNSEndpoint CRD is not installed, skipping watch
2025-01-30T15:17:15.420-0800    INFO    controller.route        controllers/route_controller.go:142     DNSEndpoint CRD is not installed, skipping watch
2025-01-30T15:17:15.507-0800    DEBUG   controller.iam-auth-policy      policyhelper/policy.go:252      add watchers for types: [{gateway.networking.k8s.io Gateway} {gateway.networking.k8s.io HTTPRoute} {gateway.networking.k8s.io GRPCRoute}]
2025-01-30T15:17:15.508-0800    DEBUG   controller.target-group-policy  policyhelper/policy.go:252      add watchers for types: [{ Service}]
2025-01-30T15:17:15.508-0800    DEBUG   controller.target-group-policy  policyhelper/policy.go:252      add watchers for types: [{application-networking.k8s.aws ServiceExport}]
...

[u-kai]

@rlymbur
Thank you for reviewing and merging!