What's Changed
* Bump pre-commit/action from 3.0.0 to 3.0.1 by dependabot in https://github.com/adrn/pyia/pull/17
* Bump codecov/codecov-action from 3.1.4 to 4.0.1 by dependabot in https://github.com/adrn/pyia/pull/16
* Make `dustmaps` an optional dependency.
**Full Changelog**: https://github.com/adrn/pyia/compare/v1.4...v1.4.1