chore(helm): update image docker.io/bitnami/matomo digest to d741122 (#30970)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[docker.io/bitnami/matomo](https://redirect.github.com/bitnami/containers)
([source](https://redirect.github.com/bitnami/containers/tree/HEAD/bitnami/matomo))
| digest | `6289c34` -> `d741122` |

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charts/stable/matomo/Chart.yaml

@@ -40,4 +40,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/matomo
   - https://hub.docker.com/r/bitnami/matomo
 type: application
-version: 15.12.1
+version: 15.12.2

charts/stable/matomo/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: docker.io/bitnami/matomo
-  tag: 5.2.1@sha256:6289c34afc6f6561a418534628b0db95e56cdc09fde664f901ccfcff03ed5aca
+  tag: 5.2.1@sha256:d741122ed76a2569928f9013be8f94f0aff0279db9f62efc456673cf1b20562a
   pullPolicy: IfNotPresent
 securityContext:
   container: