Feature/divyatanwar/add poc for eks

[tanwardivya]

Following task is covered in this PR:

• Created the IAM role for Eks-cluster using Pulumi.
• Created IAM role for fargate profile using Pulumi
• Created a Eks cluster using Pulumi
• Created fargate profile using Pulumi
• Manually deployed a AWS load balancer-controller
  • Created OIDC provider
  • Created IAM policy and service account
  • Install controller using Helm
• Manually deployed a python sample FastAPI service
• Access the application using ALB.