Remove hard-coded namespaces

Signed-off-by: David Young <davidy@funkypenguin.co.nz>

Author: funkypenguin

charts/docker-mailserver/templates/psp-rainloop.yaml

@@ -259,7 +259,7 @@ apiVersion: rbac.authorization.k8s.io/v1
 kind: RoleBinding
 metadata:
   name: rb-docker-mailserver-rainloop
-  namespace: docker-mailserver
+  namespace: {{ .Release.Namespace }}
 roleRef:
   apiGroup: rbac.authorization.k8s.io
   kind: ClusterRole

charts/docker-mailserver/templates/psp.yaml

@@ -259,7 +259,7 @@ apiVersion: rbac.authorization.k8s.io/v1
 kind: RoleBinding
 metadata:
   name: rb-docker-mailserver
-  namespace: docker-mailserver
+  namespace: {{ .Release.Namespace }}
 roleRef:
   apiGroup: rbac.authorization.k8s.io
   kind: ClusterRole