chore(deps): update valkey docker tag to v0.3.0 (#4479)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [valkey](https://github.com/valkey-io/valkey) | minor | `0.2.0` → `0.3.0` |

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### Configuration

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This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
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Reviewed-on: #4479
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Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

clusters/cl01tl/helm/yamtrack/Chart.lock

@@ -7,6 +7,6 @@ dependencies:
   version: 7.8.0
 - name: valkey
   repository: oci://harbor.alexlebens.net/helm-charts
-  version: 0.2.0
-digest: sha256:2bf59aa78435343e0a864f2c219d91986899265b39cad9ed2653c479efac6e8b
-generated: "2026-03-05T22:42:10.317233-06:00"
+  version: 0.3.0
+digest: sha256:52b5f9a5b0c39d3345e6d98bd12359c9091f336da994b86900a9444ee953646a
+generated: "2026-03-06T06:35:51.913222121Z"