stone-stg-host: remove host-operator components (#7531)

Populate the toolchain-host-operator component with nothing but a
namespace.

Signed-off-by: Andy Sadler <[email protected]>

Author: sadlerap

components/sandbox/toolchain-host-operator/staging/stone-stg-host/kustomization.yaml

@@ -1,17 +1,5 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
+namespace: toolchain-host-operator
 resources:
-- ../../base
-- toolchainconfig.yaml
-- space-provisioner-configs.yaml
-- sandbox-sre-host.yaml
-- ../../../user-management/staging/generated-manifests/host
-- ../../../tiers/staging
-patches:
-- patch: |
-    $patch: delete
-    apiVersion: operators.coreos.com/v1alpha1
-    kind: Subscription
-    metadata:
-      name: dev-sandbox-host
-      namespace: toolchain-host-operator
+- ns.yaml

components/sandbox/toolchain-host-operator/staging/stone-stg-host/sandbox-sre-host.yaml renamed to components/sandbox/toolchain-host-operator/staging/stone-stg-host/ns.yaml

@@ -1,4 +1,4 @@
-kind: Namespace
 apiVersion: v1
+kind: Namespace
 metadata:
-  name: sandbox-sre-host
+  name: toolchain-host-operator