Kustomize delete a single key from a map. The key includes a backslash / character

kustomization.yaml

apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
  - namespace.yaml
patchesJson6902:
  # deletes a single label from a kubernetes resource.
  # the label includes a slash '/' character
  # we replace the '/' character with '~1'.
  - target:
      version: v1
      kind: Namespace
      name: my-namespace
    patch: |-
      - op: remove
        path: "/metadata/labels/pod-security.kubernetes.io~1enforce"