chore(helm): update image docker.io/splunk/splunk 9.3.2 → 9.4.0 (#30248)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/splunk/splunk | minor | `5b4bdeb` -> `3b725df` |

---

> [!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:eyJjcmVhdGVkSW5WZXIiOiIzOS44Mi45IiwidXBkYXRlZEluVmVyIjoiMzkuODIuOSIsInRhcmdldEJyYW5jaCI6Im1hc3RlciIsImxhYmVscyI6WyJhdXRvbWVyZ2UiLCJyZW5vdmF0ZS9jb250YWluZXIiLCJ0eXBlL21pbm9yIl19-->

charts/stable/splunk/Chart.yaml

@@ -6,7 +6,7 @@ annotations:
   truecharts.org/min_helm_version: "3.11"
   truecharts.org/train: stable
 apiVersion: v2
-appVersion: 9.3.2
+appVersion: 9.4.0
 dependencies:
   - name: common
     version: 25.2.2
@@ -34,4 +34,4 @@ sources:
   - https://hub.docker.com/r/splunk/splunk
   - https://splunk.github.io/docker-splunk
 type: application
-version: 9.4.0
+version: 9.5.0

charts/stable/splunk/values.yaml

@@ -1,7 +1,7 @@
 image:
   pullPolicy: IfNotPresent
   repository: docker.io/splunk/splunk
-  tag: 9.3.2@sha256:5b4bdeb96ccf53f9bb7f9f33529a4cb0b77f5e11946ac4068a617ceea8d9fe4e
+  tag: 9.4.0@sha256:3b725dfd03691f75d453515d96a5987ebf3cd5e0776e5621f6ed4a10b3c0d49c
 
 securityContext:
   container: