Backup Statefiles before upgrade for the EKS cluster

aws s3api create-bucket --bucket <backup_bucket_name> --region <region_name> --create-bucket-configuration LocationConstraint=<region_name> aws s3api put-bucket-versioning --bucket backup_bucket_name --region <region_name> --versioning-configuration Status=Enabled aws s3 sync <backend_s3_bucket_s3_uri> <backup_bucket_name_s3_uri>