update changelog

CHANGELOG.md

@@ -8,9 +8,13 @@ and uses [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [3.0.0]
 
+### Added
+* GitHub Action for test coverage
+
 ### Changed
 * `hyp3lib` now uses a `src` layout per this [recommendation](https://packaging.python.org/en/latest/discussions/src-layout-vs-flat-layout/).
 * `hyp3lib` now only uses `pyproject.toml` for package creation now that `setuptools` recommends [not using setup.py](https://setuptools.pypa.io/en/latest/userguide/quickstart.html#setuppy-discouraged).
+* Updated GitHub Actions to current HyP3 standards
 
 ### Remove
 * All hyp3lib functionality not currently being used by one of these GitHub orgs: ASFHyP3, asfadmin, ASFOpenSARLab, access-cloud-based-insar, dbekaert, ASFBinderRecipes, or insarlab. For a full list of the deleted files, see [here](https://github.com/ASFHyP3/hyp3-lib/pull/286).