chore(helm): update image linuxserver/ombi digest to 074af33 (#31559)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[linuxserver/ombi](https://redirect.github.com/linuxserver/docker-ombi/packages)
([source](https://redirect.github.com/linuxserver/docker-ombi)) | digest
| `31a8519` -> `074af33` |

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charts/stable/ombi/Chart.yaml

@@ -36,4 +36,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/ombi
   - https://hub.docker.com/r/linuxserver/ombi
 type: application
-version: 21.4.1
+version: 21.4.2

charts/stable/ombi/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: linuxserver/ombi
   pullPolicy: IfNotPresent
-  tag: 4.47.1@sha256:31a8519d0c800a1e3c984dab5c86e8e1b439b2c8e73f195dff820db52eca4ff6
+  tag: 4.47.1@sha256:074af33be42157afa33de4f93a4663d82a8c5fdc6a40cee78eb97500cca17640
 service:
   main:
     ports: