[virtual-machine] Revert per-vm network policies (#1611)

Signed-off-by: Andrei Kvapil <kvapss@gmail.com>

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## What this PR does

Revert per-vm network policies functionality introduced by
https://github.com/cozystack/cozystack/pull/1611
As it is not working as expected any way.

This is temporary solution before implementing full-fledged security
groups in Cozystack

fixes https://github.com/cozystack/cozystack/issues/1601
alternative solution: https://github.com/cozystack/cozystack/pull/1602

### Release note

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```release-note
[virtual-machine] Revert per-vm network policies
```

packages/apps/tenant/templates/networkpolicy.yaml

@@ -20,11 +20,7 @@ metadata:
   name: allow-external-communication
   namespace: {{ include "tenant.name" . }}
 spec:
-  endpointSelector:
-    matchExpressions:
-    - key: policy.cozystack.io/allow-external-communication
-      operator: NotIn
-      values: ["false"]
+  endpointSelector: {}
   ingress:
   - fromEntities:
       - world

packages/apps/virtual-machine/templates/service.yaml

@@ -28,27 +28,3 @@ spec:
     {{- end }}
     {{- end }}
 {{- end }}
----
-apiVersion: cilium.io/v2
-kind: CiliumNetworkPolicy
-metadata:
-  name: {{ include "virtual-machine.fullname" . }}
-spec:
-  endpointSelector:
-    matchLabels:
-      {{- include "virtual-machine.selectorLabels" . | nindent 6 }}
-  ingress:
-  - fromEntities:
-      - cluster
-  - fromEntities:
-      - world
-    {{- if eq .Values.externalMethod "PortList" }}
-    toPorts:
-      - ports:
-          {{- range .Values.externalPorts }}
-          - port: {{ quote . }}
-          {{- end }}
-    {{- end }}
-  egress:
-  - toEntities:
-      - world

packages/apps/virtual-machine/templates/vm.yaml

@@ -62,7 +62,6 @@ spec:
   template:
     metadata:
       annotations:
-        policy.cozystack.io/allow-external-communication: "false"
         kubevirt.io/allow-pod-bridge-network-live-migration: "true"
       labels:
         {{- include "virtual-machine.labels" . | nindent 8 }}

packages/apps/vm-instance/templates/service.yaml

@@ -28,27 +28,3 @@ spec:
     {{- end }}
     {{- end }}
 {{- end }}
----
-apiVersion: cilium.io/v2
-kind: CiliumNetworkPolicy
-metadata:
-  name: {{ include "virtual-machine.fullname" . }}
-spec:
-  endpointSelector:
-    matchLabels:
-      {{- include "virtual-machine.selectorLabels" . | nindent 6 }}
-  ingress:
-  - fromEntities:
-      - cluster
-  - fromEntities:
-      - world
-    {{- if eq .Values.externalMethod "PortList" }}
-    toPorts:
-      - ports:
-        {{- range .Values.externalPorts }}
-        - port: {{ quote . }}
-        {{- end }}
-    {{- end }}
-  egress:
-  - toEntities:
-      - world

packages/apps/vm-instance/templates/vm.yaml

@@ -26,7 +26,6 @@ spec:
   template:
     metadata:
       annotations:
-        policy.cozystack.io/allow-external-communication: "false"
         kubevirt.io/allow-pod-bridge-network-live-migration: "true"
       labels:
         {{- include "virtual-machine.labels" . | nindent 8 }}