Add explicit namespaces to all namespaced resources in Helm charts

A few resources didn't specify a namespace, resulting in a discrepency if `helm template --namespace` is ran and later `kubectl apply` is in a different context.

Signed-off-by: James Lakin <james@jameslakin.co.uk>

deploy/example-webhook/templates/deployment.yaml

@@ -2,6 +2,7 @@ apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: {{ include "example-webhook.fullname" . }}
+  namespace: {{ .Release.Namespace | quote }}
   labels:
     app: {{ include "example-webhook.name" . }}
     chart: {{ include "example-webhook.chart" . }}

deploy/example-webhook/templates/rbac.yaml

@@ -2,6 +2,7 @@ apiVersion: v1
 kind: ServiceAccount
 metadata:
   name: {{ include "example-webhook.fullname" . }}
+  namespace: {{ .Release.Namespace | quote }}
   labels:
     app: {{ include "example-webhook.name" . }}
     chart: {{ include "example-webhook.chart" . }}

deploy/example-webhook/templates/service.yaml

@@ -2,6 +2,7 @@ apiVersion: v1
 kind: Service
 metadata:
   name: {{ include "example-webhook.fullname" . }}
+  namespace: {{ .Release.Namespace | quote }}
   labels:
     app: {{ include "example-webhook.name" . }}
     chart: {{ include "example-webhook.chart" . }}