feat: support external traffic policy

Signed-off-by: AhmedGrati <ahmedgrati1999@gmail.com>

script/test/fixtures/v3.0/docker-compose.yaml

@@ -25,4 +25,4 @@ networks:
       name: app-network
   web:
     external:
-      name: web-network
+      name: web-network

script/test/fixtures/v3.0/output-k8s.yaml

@@ -53,6 +53,54 @@ spec:
       restartPolicy: Always
 status: {}
 
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  creationTimestamp: null
+  name: normalized-network
+spec:
+  ingress:
+    - from:
+        - podSelector:
+            matchLabels:
+              io.kompose.network/normalized-network: "true"
+  podSelector:
+    matchLabels:
+      io.kompose.network/normalized-network: "true"
+
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  creationTimestamp: null
+  name: v30-normalized-network
+spec:
+  ingress:
+    - from:
+        - podSelector:
+            matchLabels:
+              io.kompose.network/v30-normalized-network: "true"
+  podSelector:
+    matchLabels:
+      io.kompose.network/v30-normalized-network: "true"
+
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  creationTimestamp: null
+  name: app-network
+spec:
+  ingress:
+    - from:
+        - podSelector:
+            matchLabels:
+              io.kompose.network/normalized-network: "true"
+  podSelector:
+    matchLabels:
+      io.kompose.network/normalized-network: "true"
+
 ---
 apiVersion: networking.k8s.io/v1
 kind: NetworkPolicy
@@ -90,16 +138,16 @@ apiVersion: networking.k8s.io/v1
 kind: NetworkPolicy
 metadata:
   creationTimestamp: null
-  name: v30-normalized-network
+  name: normalized-network
 spec:
   ingress:
     - from:
         - podSelector:
             matchLabels:
-              io.kompose.network/v30-normalized-network: "true"
+              io.kompose.network/normalized-network: "true"
   podSelector:
     matchLabels:
-      io.kompose.network/v30-normalized-network: "true"
+      io.kompose.network/normalized-network: "true"
 
 ---
 apiVersion: apps/v1
@@ -155,4 +203,3 @@ spec:
   podSelector:
     matchLabels:
       io.kompose.network/v30-default: "true"
-

script/test/fixtures/v3.0/output-os.yaml

@@ -171,4 +171,3 @@ spec:
         type: ""
 status:
   dockerImageRepository: ""
-