chore(deps): update container image alpine to 3.20.1@b89d9c9 by renovate (#23610)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| alpine | digest | `cf3f180` -> `b89d9c9` |

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> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

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This PR has been generated by [Renovate
Bot](https://togithub.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy40MTMuMyIsInVwZGF0ZWRJblZlciI6IjM3LjQxMy4zIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInVwZGF0ZS9kb2NrZXIvZ2VuZXJhbC9ub24tbWFqb3IiXX0=-->

charts/stable/external-service/Chart.yaml

@@ -32,4 +32,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/external-service
   - https://hub.docker.com/_/alpine
 type: application
-version: 15.1.2
+version: 15.1.3

charts/stable/external-service/values.yaml

@@ -2,7 +2,7 @@
 image:
   repository: alpine
   pullPolicy: IfNotPresent
-  tag: 3.20.1@sha256:cf3f1802132e21fa51a6edd5b0c41084de134959fddf9dc5d9faf2920a2985b2
+  tag: 3.20.1@sha256:b89d9c93e9ed3597455c90a0b88a8bbb5cb7188438f70953fede212a0c4394e0
 
 global:
   # Ignore isStopped