SDK AWS: implement EKS resource detector

[iRevive]

Category	Link
OpenTelemetry Java implementation	EksResource.java
OpenTelemetry JS implementation	AwsEksDetectorSync.ts
EcsDetector example	#779
Ec2Detector example	#775

Attributes to add:

• cloud.platform
• cloud.provider
• k8s.cluster.name
• container.id - might be complicated, we can skip if so

Steps

• [ ] Implement AwsEksDetector in the sdk-contrib-aws-resource module
• [ ] Implement AwsEksDetectorSuite
• [ ] Add configuration details to the aws-resource-detectors.md