Drop no longer needed policies related to websites

We don't actually run any websites during load tests anymore.
Hence, we don't need the dedicated worker pool and respective policies anymore.

webhosting-operator/config/policy/shoot/kustomization.yaml

@@ -3,11 +3,4 @@ kind: Kustomization
 
 resources:
 - ../default
-- prepull-nginx.yaml
 - webhosting-operator-scheduling.yaml
-- websites-scheduling.yaml
-
-images:
-- name: pause
-  newName: registry.k8s.io/pause
-  newTag: "3.7"

webhosting-operator/shoot.yaml

@@ -54,7 +54,7 @@ spec:
         workers: 10.250.0.0/16
     type: openstack
     workers:
-    # runs system and monitoring components
+    # runs system and monitoring components, and sample websites
     - name: system
       cri:
         name: containerd
@@ -98,31 +98,6 @@ spec:
         type: storage_premium_perf1
       zones:
       - eu01-2
-    # runs actual websites
-    - name: websites
-      cri:
-        name: containerd
-      machine:
-        image:
-          name: coreos
-        type: g1.2
-      maxSurge: 5
-      maxUnavailable: 0
-      maximum: 10
-      minimum: 1
-      systemComponents:
-        allow: false
-      labels:
-        dedicated-for: websites
-      taints:
-      - key: dedicated-for
-        value: websites
-        effect: NoSchedule
-      volume:
-        size: 50Gi
-        type: storage_premium_perf1
-      zones:
-      - eu01-2
   purpose: development
   region: RegionOne
   secretBindingName: cq12kuc8ir