[SPARK-55703][K8S][DOCS][INFRA] Upgrade Volcano to 1.14.1

### What changes were proposed in this pull request?

This PR aims to upgrade `Volcano` to 1.14.1 in K8s integration test document and GA job.

### Why are the changes needed?

To use the latest version for testing and documentation for Apache Spark 4.2.0.
- https://github.com/volcano-sh/volcano/releases/tag/v1.14.1
  - https://github.com/volcano-sh/volcano/pull/5041

### Does this PR introduce _any_ user-facing change?

No.

### How was this patch tested?

Pass GA.

### Was this patch authored or co-authored using generative AI tooling?

Generated-by: `Gemini 3.1 Pro (High)` on `Antigravity`

Closes #54502 from dongjoon-hyun/SPARK-55703.

Authored-by: Dongjoon Hyun <dongjoon@apache.org>
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>