Remove namespace and fix errors in example manifests files (#2131)

* Remove namespace and fix errors in example manifests files
* Comment required section in default configuration

Author: dmvolod

manifests/e2e-storage-class.yaml

@@ -1,7 +1,6 @@
 apiVersion: storage.k8s.io/v1
 kind: StorageClass
 metadata:
-  namespace: kube-system
   name: standard
   annotations:
     storageclass.kubernetes.io/is-default-class: "true"

manifests/fake-teams-api.yaml

@@ -40,8 +40,6 @@ metadata:
   name: postgresql-operator
   namespace: default
 type: Opaque
-data:
-apiVersion: v1
 data:
   read-only-token-secret: dGVzdHRva2Vu
   read-only-token-type: QmVhcmVy

manifests/infrastructure-roles-new.yaml

@@ -8,5 +8,4 @@ data:
 kind: Secret
 metadata:
   name: postgresql-infrastructure-roles-new
-  namespace: default
 type: Opaque

manifests/infrastructure-roles.yaml

@@ -21,5 +21,4 @@ data:
 kind: Secret
 metadata:
   name: postgresql-infrastructure-roles
-  namespace: default
 type: Opaque

manifests/minimal-postgres-manifest-12.yaml

@@ -2,7 +2,6 @@ apiVersion: "acid.zalan.do/v1"
 kind: postgresql
 metadata:
   name: acid-upgrade-test
-  namespace: default
 spec:
   teamId: "acid"
   volume:

manifests/minimal-postgres-manifest.yaml

@@ -2,7 +2,6 @@ apiVersion: "acid.zalan.do/v1"
 kind: postgresql
 metadata:
   name: acid-minimal-cluster
-  namespace: default
 spec:
   teamId: "acid"
   volume:

manifests/platform-credentials.yaml

@@ -2,7 +2,6 @@ apiVersion: "zalando.org/v1"
 kind: PlatformCredentialsSet
 metadata:
   name: postgresql-operator
-  namespace: acid
 spec:
   application: postgresql-operator
   tokens:

manifests/postgresql-operator-default-configuration.yaml

@@ -198,5 +198,5 @@ configuration:
     connection_pooler_number_of_instances: 2
     # connection_pooler_schema: "pooler"
     # connection_pooler_user: "pooler"
-  patroni:
+  # patroni:
     # failsafe_mode: "false"

manifests/standby-manifest.yaml

@@ -2,7 +2,6 @@ apiVersion: "acid.zalan.do/v1"
 kind: postgresql
 metadata:
   name: acid-standby-cluster
-  namespace: default
 spec:
   teamId: "acid"
   volume: