chore(helm): update image ghcr.io/linuxserver/digikam digest to cbb97df (#39029)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[ghcr.io/linuxserver/digikam](https://redirect.github.com/linuxserver/docker-digikam/packages)
([source](https://redirect.github.com/linuxserver/docker-digikam)) |
digest | `727ec95` -> `cbb97df` |

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Signed-off-by: Alfred Göppel <43101280+alfi0812@users.noreply.github.com>
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charts/stable/digikam/Chart.yaml

@@ -40,5 +40,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/digikam
   - https://www.digikam.org/
 type: application
-version: 15.3.7
-
+version: 15.3.8

charts/stable/digikam/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: ghcr.io/linuxserver/digikam
   pullPolicy: IfNotPresent
-  tag: 8.7.0@sha256:727ec95c436569c3f91011a2367d61c8e67b68e5ed10e7afe84fbda99de578cb
+  tag: 8.7.0@sha256:cbb97dfda91a17fab6e752be2b7d6329e141ec72f6f5ffc717651932b4af6b19
 securityContext:
   container:
     readOnlyRootFilesystem: false