Revert "fix(resources): do not set namespace in maester rolebinding"

This reverts commit 1fccf5f8dc.

resources/hydra/resources/hydra-maester/resources/hydra-maester-rbac.yaml

@@ -1,3 +1,4 @@
+---
 # Source: hydra/charts/hydra-maester/templates/rbac.yaml
 apiVersion: v1
 kind: ServiceAccount
@@ -25,6 +26,7 @@ metadata:
 subjects:
   - kind: ServiceAccount
     name: hydra-maester-account # Service account assigned to the controller pod.
+    namespace: default
 roleRef:
   apiGroup: rbac.authorization.k8s.io
   kind: ClusterRole
@@ -51,6 +53,7 @@ metadata:
 subjects:
   - kind: ServiceAccount
     name: hydra-maester-account # Service account assigned to the controller pod.
+    namespace:  default
 roleRef:
   apiGroup: rbac.authorization.k8s.io
   kind: Role