Update CHANGELOG.md

CHANGELOG.md

@@ -5,13 +5,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [8.2.1] - Unreleased
+## [8.2.1] - 2024-07-18
 
 - Add Release status options to the ticketing system
 - Improve Interface for Lookup table generation
 - Add directory validity checking to data loads
 - Open plugin files read-only to avoid permissions errors on Linux
-- Improke PK mapping for ExtractionIdentifiers when extracting data
+- Improve PK mapping for ExtractionIdentifiers when extracting data
 - Fix issue with default instance button not launching instance
 
 ## [8.2.0] - 2024-07-09