chore(helm): update rdesktop (#28343)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| lscr.io/linuxserver/rdesktop | digest | `11dd1d6` -> `23d464d` |
| lscr.io/linuxserver/rdesktop | digest | `46c4c86` -> `88c4480` |

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.

👻 **Immortal**: This PR will be recreated if closed unmerged. Get
[config
help](https://redirect.github.com/renovatebot/renovate/discussions) if
that's undesired.

---

- [ ] <!-- 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:eyJjcmVhdGVkSW5WZXIiOiIzOC4xMzAuNCIsInVwZGF0ZWRJblZlciI6IjM4LjEzMC40IiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInJlbm92YXRlL2NvbnRhaW5lciIsInR5cGUvZGlnZXN0Il19-->

charts/stable/rdesktop/Chart.yaml

@@ -34,4 +34,4 @@ sources:
   - https://github.com/orgs/linuxserver/packages/container/package/rdesktop
   - https://github.com/truecharts/charts/tree/master/charts/stable/rdesktop
 type: application
-version: 10.2.27
+version: 10.2.29

charts/stable/rdesktop/values.yaml

@@ -28,7 +28,7 @@ fedoraKDEImage:
   pullPolicy: Always
 archKDEImage:
   repository: lscr.io/linuxserver/rdesktop
-  tag: arch-kde@sha256:46c4c86a9bf3dd678ae45601d01ded4be4cd50efed7e78bfceaf06beef8db493
+  tag: arch-kde@sha256:88c44805b363820514faaa0a342691c16dbf40452b9150174733b2750d284728
   pullPolicy: Always
 alpineMATEImage:
   repository: lscr.io/linuxserver/rdesktop
@@ -44,7 +44,7 @@ fedoraMATEImage:
   pullPolicy: Always
 archMATEImage:
   repository: lscr.io/linuxserver/rdesktop
-  tag: arch-mate@sha256:11dd1d617000513a44351b06cc543e22f4ac474b2875e19c23585130c5fb5b65
+  tag: arch-mate@sha256:23d464d344da31ba914f9d9dd2f533f5c6b3074b11ab2a572f4dc3a978590dc9
   pullPolicy: Always
 alpineI3Image:
   repository: lscr.io/linuxserver/rdesktop