chore(helm): update image public.ecr.aws/bitnami/matomo digest to 646379e (#38691)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[public.ecr.aws/bitnami/matomo](https://redirect.github.com/bitnami/containers)
([source](https://redirect.github.com/bitnami/containers/tree/HEAD/bitnami/matomo))
| digest | `99cca06` -> `646379e` |

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charts/stable/matomo/Chart.yaml

@@ -43,5 +43,5 @@ sources:
   - https://github.com/matomo-org/matomo
   - https://github.com/truecharts/charts/tree/master/charts/stable/matomo
 type: application
-version: 16.6.4
+version: 16.6.5
 

charts/stable/matomo/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: public.ecr.aws/bitnami/matomo
-  tag: 5.3.2@sha256:99cca06e9870d50ceb7e8d0b6c28c0c1c64ead3a53d5d8649e059f99ccccfce3
+  tag: 5.3.2@sha256:646379e0fbdf2b6aba0aeeb3076f65abfacca5be2b1459695c1c3c358d8a5b26
   pullPolicy: IfNotPresent
 securityContext:
   container: