clean more (#6924)

charts/stable/odoo/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v2
 appVersion: "15.0"
-version: 11.0.19
+version: 11.0.20
 kubeVersion: ">=1.16.0-0"
 name: odoo
 description: All-in-one business software. Beautiful. Easy-to-use. CRM, Accounting, PM, HR, Procurement, Point of Sale, MRP, Marketing, etc.
@@ -18,7 +18,6 @@ keywords:
 sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/odoo
   - https://hub.docker.com/docker.io/odoo
-  - docker.io/odoo
   - https://www.odoo.com/
 dependencies:
   - name: common