feat: support for multiple assets folders

[marcus-pousette]

Description

• Let assets option to take multiple folders.
• Always include cwd in assets

Whatever conflicts occur should be resolved in the order the assets are provided

Link to issue

https://github.com/hugomrdias/playwright-test/issues/652

Type of change

Please delete options that are not relevant.

• [ ] Bug fix (non-breaking change that fixes an issue)
• [x] New feature (non-breaking change that adds functionality)
• [ ] Refactor (non-breaking change that updates existing functionality)
• [maybe (?)] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update
• [ ] Comments have been added/updated

[hugomrdias]

can you rebase pls

[marcus-pousette]

can you rebase pls

done! the rebase took some months to perform.. @hugomrdias