[Improvement] In xxxProcessBuilderSuite, it is better to check the complete command instead of certain keywords

### 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-kyuubi/issues?q=is%3Aissue) and found no similar issues.

### What would you like to be improved?

it is better to check the complete command instead of certain keywords
such as this

### How should we improve?

Verify that the complete command is as expected

### Are you willing to submit PR?

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

Start by locating xxxProcessBuilderSuite and inspect the existing assertions that check selected command keywords. Update the test expectations to verify the complete command, then run the suite and confirm the full-command checks pass.

Written by the indexing model from the issue text.