feat: adhoc library linking support

[antazoey]

What I did

fixes: #43
Fixes: APE-324

How I did it

• Allow libraries to be added via add_library() method.

How to verify it

• deploy lib in tests
• use add_library() method
• deploy contract using lib in tests

Checklist

• Passes all linting checks (pre-commit and CI jobs)
• New test cases have been added and are passing
• Documentation has been updated
• PR title follows Conventional Commit standard (will be automatically included in the changelog)

[antazoey]

see simple example here: https://github.com/unparalleled-js/ape-playground/blob/main/tests/conftest.py

[antazoey]

Some of the use-case would be simpler if we merge and use this PR: ApeWorX/ape#1292

[fubuloubu]

Let it be known I hate solidity

[fubuloubu]

Let's remove the config handling, I think it would be too hard to use without deterministic deployments