`pre-commit` hooks for code formatting via `black`

[dbeatty10]

Describe the feature

A clear and concise description of what you want to happen.

Additional context

See these for implementation hints:

• https://github.com/dbt-labs/dbt-redshift/blob/fb07c022fb8e6da9321cc1c79dc05ecd265bc650/dev-requirements.txt#L7
• https://github.com/dbt-labs/dbt-redshift/blob/329488250e84875d195b39cadf22d8e263abe07b/.flake8
• https://github.com/dbt-labs/dbt-redshift/blob/5e7eb3fec32c32029463264eac4b091dfe5e6568/.pre-commit-config.yaml#L20-L36
• https://github.com/dbt-labs/dbt-redshift/blob/fb07c022fb8e6da9321cc1c79dc05ecd265bc650/Makefile#L18-L21
• https://github.com/dbt-labs/dbt-redshift/blob/fb07c022fb8e6da9321cc1c79dc05ecd265bc650/Makefile#L39-L45