chore(helm): update image docker.io/diygod/rsshub digest to 4b31221 (#32462)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/diygod/rsshub | digest | `7ecbb00` -> `4b31221` |

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:eyJjcmVhdGVkSW5WZXIiOiIzOS4xNzYuNCIsInVwZGF0ZWRJblZlciI6IjM5LjE3Ni40IiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInJlbm92YXRlL2NvbnRhaW5lciIsInR5cGUvZGlnZXN0Il19-->

charts/stable/rsshub/Chart.yaml

@@ -42,4 +42,4 @@ sources:
   - https://hub.docker.com/r/browserless/chrome
   - https://hub.docker.com/r/diygod/rsshub
 type: application
-version: 14.11.24
+version: 14.11.25

charts/stable/rsshub/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: docker.io/diygod/rsshub
   pullPolicy: IfNotPresent
-  tag: latest@sha256:7ecbb00bdbe522eb3fecc3e7e9bc97fbd8489f4c0bfe02b7fdcfc163c79eb3d9
+  tag: latest@sha256:4b31221dc5ad616d348e0f1b2a2d13be49a5d3322a5986eb7edce27cbd66a3df
 browserlessImage:
   repository: docker.io/browserless/chrome
   tag: 1.61.1-chrome-stable@sha256:efac47cfff3830d9a50b27d29f8bbb61949058ae336c823fbe9bd3c0d1debcc8