fix(dashobard): Add generic dashboard namespace

infrastructure/dashboard/kubernetes-dashboard.yaml

@@ -275,7 +275,11 @@ spec:
               protocol: TCP
           args:
             - --enable-insecure-login
-            - --namespace=kubernetes-dashboard
+          env:
+            - name: POD_NAMESPACE
+              valueFrom:
+              fieldRef:
+                fieldPath: metadata.namespace
           volumeMounts:
               # Create on-disk volume to store exec logs
             - mountPath: /tmp
@@ -327,6 +331,11 @@ spec:
         - name: kubernetes-dashboard-web
           image: docker.io/kubernetesui/dashboard-web:v1.0.0
           imagePullPolicy: IfNotPresent
+          env:
+            - name: POD_NAMESPACE
+              valueFrom:
+              fieldRef:
+                fieldPath: metadata.namespace
           ports:
             - containerPort: 8000
               name: web
@@ -385,6 +394,11 @@ spec:
           ports:
             - containerPort: 8000
               protocol: TCP
+          env:
+            - name: POD_NAMESPACE
+              valueFrom:
+              fieldRef:
+                fieldPath: metadata.namespace
           livenessProbe:
             httpGet:
               scheme: HTTP