chore(helm): update image docker.io/redmine digest to f902f96 (#37807)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/redmine | digest | `8f7914f` -> `f902f96` |

Add the preset `:preserveSemverRanges` to your config if you don't want
to pin your dependencies.

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### Configuration

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Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

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rebase/retry checkbox.

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charts/stable/redmine/Chart.yaml

@@ -39,5 +39,5 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/redmine
   - https://hub.docker.com/_/redmine
 type: application
-version: 15.1.1
+version: 15.1.2
 

charts/stable/redmine/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: docker.io/redmine
   pullPolicy: IfNotPresent
-  tag: 6.0.6@sha256:8f7914fa7a3db0ce3a0720b27c667a61c2d688e180a315e3db3142fb563547c5
+  tag: 6.0.6@sha256:f902f96a09b0d3895a8e5644415cc5c2b14eb92b29f14d8902d07a6d1731a1bf
 redmine:
   plugins_migrate: true
   no_db_migrate: false