[FEATURE] Show logs in Dashboard

### Code of Conduct

- [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)

### Search before asking

- [X] I have searched in the [issues](https://github.com/apache/incubator-uniffle/issues?q=is%3Aissue) and found no similar issues.

### Describe the feature
We should show logs for coordinators and shuffle Servers in dashboard.
If the dashboard can display logs, it will benefit a lot for dev and ops.

### Motivation

_No response_

### Describe the solution

_No response_

### Additional context

_No response_

### Are you willing to submit PR?

- [ ] Yes I am willing to submit a PR!

The issue names no files, tests, or entry points. First clarify the dashboard scope and log sources for coordinators and shuffle servers; done should mean that both kinds of logs are visible in the dashboard.

Written by the indexing model from the issue text.