wrong replaceString for OCI helm chart repos in fleet manager

[k0da]

How are you running Renovate?

A Mend.io-hosted app

Which platform you running Renovate on?

GitHub.com

Which version of Renovate are you using?

No response

Please tell us more about your question or problem

Renovate fails to create update PR for updated OCI helm chart with fleet manager.

Looks like replaceString have tag while within content it is split with chart and version properties on an FleetHelmBlock

I see similar issues has been resolved for kustomize manager #37638 via #39346

Logs (if relevant)

Logs

DEBUG: manager.getUpdatedPackageFiles() reuseExistingBranch=false (branch="renovate/registry.example.com-ghcr-io-absaoss-karpenter-karpenter-crd-1.x")
INFO: Cannot find replaceString in current file content. Was it already updated? (branch="renovate/registry.example.com-ghcr-io-absaoss-karpenter-karpenter-crd-1.x")
{
  "packageFile": "karpenter-vsphere-crd/fleet.yaml",
  "depName": "registry.example.com/ghcr-io/absaoss/karpenter/karpenter-crd",
  "existingContent": "labels:\n  bundle: karpenter-crd\ndefaultNamespace: karpenter\nhelm:\n  releaseName: karpenter-crd\n  chart: oci://registry.example.com/ghcr-io/absaoss/karpenter/karpenter-crd\n  atomic: true\n  version: 0.2.13\n  timeoutSeconds: 300\n  takeOwnership: true\ntargetCustomizations:\n  - name: management\n    clusterSelector:\n      matchLabels:\n        apex.absa.africa/cluster-type: management\n    doNotDeploy: true\n",
  "replaceString": "registry.example.com/ghcr-io/absaoss/karpenter/karpenter-crd:0.2.13"
}

DEBUG: No content changed

[k0da]

proposed fix

[k0da]

Here is the proposed fix #42503