chore(deps): update container image ghcr.io/linuxserver/grocy to 4.2.0@6b5eb49 by renovate (#27048)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[ghcr.io/linuxserver/grocy](https://redirect.github.com/linuxserver/docker-grocy/packages)
([source](https://redirect.github.com/linuxserver/docker-grocy)) |
digest | `e56c16c` -> `6b5eb49` |

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charts/stable/grocy/Chart.yaml

@@ -33,4 +33,4 @@ sources:
   - https://github.com/grocy/grocy
   - https://github.com/truecharts/charts/tree/master/charts/stable/grocy
 type: application
-version: 20.1.17
+version: 20.1.18

charts/stable/grocy/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: ghcr.io/linuxserver/grocy
-  tag: 4.2.0@sha256:e56c16c3beebd5303ce5a42f635be0ea83c1e86ba0982db7882acf2a42246e8a
+  tag: 4.2.0@sha256:6b5eb495290a6e874111e15e74d7672f3b8694745fb85a5c635fe9739d8ccc8b
   pullPolicy: IfNotPresent
 service:
   main: