Add changelog entry

CHANGELOG.md

@@ -6,6 +6,11 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [PEP 440](https://www.python.org/dev/peps/pep-0440/)
 and uses [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+
+## [0.9.3]
+### Fixed
+* @scottyhq fixed excessively verbose logging due to ISCE2 setting the root logger to `DEBUG` in [#176](https://github.com/ASFHyP3/hyp3-isce2/issues/176)
+
 ## [0.9.2]
 ### Fixed
 * `No annotation xml file` error in `insar_tops_burst` when processing HH pairs. Fixes [#168](https://github.com/ASFHyP3/hyp3-isce2/issues/168).