Stsci.stimage

What's Changed
* add code owners file by zacharyburnett in https://github.com/spacetelescope/stsci.stimage/pull/25
* remove usages of deprecated `codecov` package by zacharyburnett in https://github.com/spacetelescope/stsci.stimage/pull/26
* move configuration into `pyproject.toml` by zacharyburnett in https://github.com/spacetelescope/stsci.stimage/pull/21
* use canonical RTD filename and fix build configuration by zacharyburnett in https://github.com/spacetelescope/stsci.stimage/pull/32
* use OpenAstronomy build workflow to build with `cibuildwheel` by zacharyburnett in https://github.com/spacetelescope/stsci.stimage/pull/34


**Full Changelog**: https://github.com/spacetelescope/stsci.stimage/compare/0.2.6...0.2.7

What's Changed
* MNT: Update codecov-action version to v2 by pllim in https://github.com/spacetelescope/stsci.stimage/pull/19
* Use updated publish-to-pypi workflow to deliver wheels by sailender2015 in https://github.com/spacetelescope/stsci.stimage/pull/18
* Add py36 and py310 to CI matrix by jdavies-st in https://github.com/spacetelescope/stsci.stimage/pull/20
* update workflow by zacharyburnett in https://github.com/spacetelescope/stsci.stimage/pull/23
* copy PyPI publish workflow from pipeline by zacharyburnett in https://github.com/spacetelescope/stsci.stimage/pull/22

New Contributors
* sailender2015 made their first contribution in https://github.com/spacetelescope/stsci.stimage/pull/18
* zacharyburnett made their first contribution in https://github.com/spacetelescope/stsci.stimage/pull/23

**Full Changelog**: https://github.com/spacetelescope/stsci.stimage/compare/0.2.5...0.2.6

- Use `oldest-supported-numpy` in pyproject.toml to make the compiled C code maximally compatible with any allowed runtime versions of `numpy`.