Improve how extract/load YAML data for dbt

[marcosmarxm]

Tell us about the problem you're trying to solve

#4721 improve the regex to extract data for profile, but we need a better approach to handle this.

Describe the solution you’d like

Probably a Python module with tests.

Describe the alternative you’ve considered or used

A clear and concise description of any alternative solutions or features you've considered or are using today.

Additional context

Add any other context or screenshots about the feature request here.

Are you willing to submit a PR?

Remove this with your answer :-)

[ChristopheDuong]

sorry i also created it: #4734