chore(helm): update image ghcr.io/linuxserver/speedtest-tracker digest to 62159e1 (#29482)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[ghcr.io/linuxserver/speedtest-tracker](https://redirect.github.com/linuxserver/docker-speedtest-tracker/packages)
([source](https://redirect.github.com/linuxserver/docker-speedtest-tracker))
| digest | `f8d7543` -> `62159e1` |

---

> [!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:eyJjcmVhdGVkSW5WZXIiOiIzOC4xNDIuNyIsInVwZGF0ZWRJblZlciI6IjM4LjE0Mi43IiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInJlbm92YXRlL2NvbnRhaW5lciIsInR5cGUvZGlnZXN0Il19-->

charts/stable/speedtest-tracker/Chart.yaml

@@ -41,4 +41,4 @@ sources:
   - https://github.com/linuxserver/docker-speedtest-tracker
   - https://github.com/truecharts/charts/tree/master/charts/stable/speedtest-tracker
 type: application
-version: 5.6.13
+version: 5.6.14

charts/stable/speedtest-tracker/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: ghcr.io/linuxserver/speedtest-tracker
   pullPolicy: IfNotPresent
-  tag: 0.21.6@sha256:f8d75435a6a82fa97dc0db078feb3e1197baa694ebd496a1f1d644c1cef2a02c
+  tag: 0.21.6@sha256:62159e1cf6c74c5a7030c18b24c0d7a49343681882eaaf1f8d406c282e974bb2
 service:
   main:
     ports: