docs: Improve sample master yaml

[tara-det-ai]

Reason for closing

Duplicates: https://github.com/determined-ai/determined/pull/9236

Ticket

Description

Test Plan

Checklist

• [ ] Changes have been manually QA'd
• [ ] New features have been approved by the corresponding PM
• [ ] User-facing API changes have the "User-facing API Change" label
• [ ] Release notes have been added as a separate file under docs/release-notes/ See Release Note for details.
• [ ] Licenses have been included for new code which was copied and/or modified from any external code

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