feat: Adding examples to `address/clean-address`

[kysely]

Description

Adding simple examples for address/clean address capability.

I basically took the JSON examples that were previously present in the the use case description. Because of this, I also took the liberty of slightly modifying the description to be human readable only. Let me know if you disapprove of this.

Looks like this when rendered:

Motivation and Context

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [ ] I have read the CONTRIBUTING document.
• [ ] I haven't repeated the code. (DRY)
• [ ] I have added tests to cover my changes.
• [ ] All new and existing tests passed.