chore(grocy): update image ghcr.io/linuxserver/grocy digest to c673b24 (#44133)

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 | `b54ce83` -> `c673b24` |

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

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

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR has been generated by [Renovate
Bot](https://redirect.github.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0Mi4xNy4wIiwidXBkYXRlZEluVmVyIjoiNDIuMTcuMCIsInRhcmdldEJyYW5jaCI6Im1hc3RlciIsImxhYmVscyI6WyJhcHAvZ3JvY3kiLCJhdXRvbWVyZ2UiLCJyZW5vdmF0ZS9jb250YWluZXIiLCJ0eXBlL2RpZ2VzdCJdfQ==-->

---------

Signed-off-by: Alfred Göppel <43101280+alfi0812@users.noreply.github.com>
Co-authored-by: Alfred Göppel <43101280+alfi0812@users.noreply.github.com>

charts/stable/grocy/Chart.yaml

@@ -38,5 +38,4 @@ sources:
   - https://github.com/grocy/grocy
   - https://github.com/trueforge-org/truecharts/tree/master/charts/stable/grocy
 type: application
-version: 21.13.18
-
+version: 21.13.19

charts/stable/grocy/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: ghcr.io/linuxserver/grocy
-  tag: 4.5.0@sha256:b54ce832dadc8e6fac6cc8d8f0d5f1c32b54da2e2d7605ac203a3683523f31b3
+  tag: 4.5.0@sha256:c673b2445a6a98bc6093f11e66edc41d649f46af410307b12387fa3de6591dad
   pullPolicy: IfNotPresent
 service:
   main: