chore(helm): update image ghcr.io/open-webui/open-webui digest to 4d1db69 (#29722)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| ghcr.io/open-webui/open-webui | digest | `4bcc7f7` -> `4d1db69` |

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charts/stable/ollama/Chart.yaml

@@ -35,4 +35,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/ollama
   - https://hub.docker.com/r/ollama/ollama
 type: application
-version: 7.6.10
+version: 7.6.11

charts/stable/ollama/values.yaml

@@ -9,7 +9,7 @@ rocmImage:
 uiImage:
   repository: ghcr.io/open-webui/open-webui
   pullPolicy: IfNotPresent
-  tag: latest@sha256:4bcc7f778d0372f5ba5fe91990b2a828a1970cd2b6ab102d06572de65b10a3a4
+  tag: latest@sha256:4d1db692f12aeeb41712f269e869120a79c0d4c6f3da469dc56a35ca8c419780
 
 securityContext:
   container: