docs: provides a CHANGELOG entry for #68

Author: weierophinney

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [1.3.0] - TBD
 
+### Added
+
+- Adds support for testing against PSR-7 1.1 and 2.0. In particular, it adapts tests that were verifying invalid parameters threw `InvalidArgumentException` previously now either throw that OR (more correctly) raise a `TypeError`.
+
 ## [1.2.0] - 2022-12-01
 
 ### Added