docs: changelog entry for the text-cleanup release (#39)

Co-authored-by: Eddie A Tejeda <669988+eddietejeda@users.noreply.github.com>

Author: eddietejeda

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+
+- Repository text cleanup: the changelog and test docstrings no longer reference external issue trackers. No functional changes; 0.6.2 is byte-identical to 0.6.1 in package code.
+
 
 ## [0.6.1] - 2026-07-08