FluxCD fails to deploy multiple Kustomizations following PR #794

[freschri]

Describe the bug

PR #794 changes the logic of #776 causing Kustomizations manifests

1. having all the same name and
2. being deployed in the wrong namespace

end result: failure of Single New EKS Cluster Open Source Observability Accelerator (see https://github.com/aws-observability/cdk-aws-observability-accelerator/blob/main/docs/patterns/single-new-eks-observability-accelerators/single-new-eks-opensource-observability.md)

Expected Behavior

multiple Kustomizations should be deployed successfully

Current Behavior

the brobs cause respectively:

1. failure of cluster deployment
2. no grafana dashboards

Reproduction Steps

deploy https://github.com/aws-observability/cdk-aws-observability-accelerator/blob/main/docs/patterns/single-new-eks-observability-accelerators/single-new-eks-opensource-observability.md

Possible Solution

No response

Additional Information/Context

No response

CDK CLI Version

2.82.0

EKS Blueprints Version

No response

Node.js Version

v20.4.0

Environment details (OS name and version, etc.)

Mac

Other information

No response