[stable/postgesql] fix bug in statefulset-slaves, slavePod.xxx -> slave.podxxx (#11485)

Signed-off-by: LittleWhiteYA <f46284628@gmail.com>

stable/postgresql/Chart.yaml

@@ -1,5 +1,5 @@
 name: postgresql
-version: 3.11.5
+version: 3.11.6
 appVersion: 10.7.0
 description: Chart for PostgreSQL, an object-relational database management system (ORDBMS) with an emphasis on extensibility and on standards-compliance.
 keywords:

stable/postgresql/templates/statefulset-slaves.yaml

@@ -25,10 +25,10 @@ spec:
         release: {{ .Release.Name | quote }}
         heritage: {{ .Release.Service | quote }}
         role: slave
-{{- with .Values.slavePod.labels }}
+{{- with .Values.slave.podLabels }}
 {{ toYaml . | indent 8 }}
 {{- end }}
-{{- with .Values.slavePod.annotations }}
+{{- with .Values.slave.podAnnotations }}
       annotations:
 {{ toYaml . | indent 8 }}
 {{- end }}