chore(helm): update image docker.io/odoo digest to ee15af8 (#28578)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/odoo | digest | `6691ff6` -> `ee15af8` |

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charts/stable/odoo/Chart.yaml

@@ -38,4 +38,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/odoo
   - https://hub.docker.com/_/odoo
 type: application
-version: 20.0.7
+version: 20.0.8

charts/stable/odoo/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: docker.io/odoo
   pullPolicy: IfNotPresent
-  tag: 18.0@sha256:6691ff61b15ce8817efe27273fcfe71e3e5b7d33a52ecf66d5c48ce7f9ddb254
+  tag: 18.0@sha256:ee15af8e1eb992ccebb1d8345cdd8b861845cc01c04ea0f48b77b78324488673
 securityContext:
   container:
     readOnlyRootFilesystem: false