Release Name: v4.0.0 (v4.0.0)

Notes:
#### 💥 Breaking Change

- [gh-actions](deps): Bump codespell-project/actions-codespell from 1 to 2 [#375](https://github.com/incf-nidash/PyNIDM/pu...) ([@dependabot[bot]](https://github.com/dependabot[bot]))

#### 🐛 Bug Fix

- Do not try to upload nonexisting junit artifacts [#372](https://github.com/incf-nidash/PyNIDM/pu...) ([@yarikoptic](https://github.com/yarikoptic))
- Use RST links in readme [#303](https://github.com/incf-nidash/PyNIDM/pu...) ([@surchs](https://github.com/su ... see more