Use externalTrafficPolicy: Local on the DNS services (#228)

- bump operator to v0.1.5 (CRD link + image)

Reviewed-on: #228
Co-authored-by: Ben Vincent <ben@unkin.net>
Co-committed-by: Ben Vincent <ben@unkin.net>

apps/base/bind-system/kustomization.yaml

@@ -6,6 +6,6 @@ resources:
   - namespace.yaml
   # CRDs are pulled from the bind-operator repo at the matching tag rather than
   # vendored here, so they never drift from the operator.
-  - https://git.unkin.net/unkin/bind-operator/raw/tag/v0.1.3/config/crd/install.yaml
+  - https://git.unkin.net/unkin/bind-operator/raw/tag/v0.1.5/config/crd/install.yaml
   - rbac.yaml
   - deployment.yaml