CHANGELOG: add mypy type checking to CI

Author: dannywillems

CHANGELOG.md

@@ -27,6 +27,7 @@ and this project adheres to
 - CI: use Makefile targets in Windows job and add sequential per-commit
   testing triggered by the ci:per-commit label ([3967e42], [#66])
 - Remove duplicated lint-shell target in Makefile ([a652654], [#67])
+- Add mypy type checking to CI workflow ([6b9a3db], [#42])
 - Migrate from Poetry to uv ([14bc55e], [#65])
 
 ## [0.1.10] - 2024-12-XX
@@ -64,6 +65,7 @@ and this project adheres to
 [0.1.9]: https://github.com/LeakIX/LeakIXClient-Python/releases/tag/v0.1.9
 
 <!-- Commit links -->
+[6b9a3db]: https://github.com/LeakIX/LeakIXClient-Python/commit/6b9a3db
 [d111628]: https://github.com/LeakIX/LeakIXClient-Python/commit/d111628
 [df916e5]: https://github.com/LeakIX/LeakIXClient-Python/commit/df916e5
 [14bc55e]: https://github.com/LeakIX/LeakIXClient-Python/commit/14bc55e
@@ -82,4 +84,5 @@ and this project adheres to
 [#66]: https://github.com/LeakIX/LeakIXClient-Python/pull/66
 [#65]: https://github.com/LeakIX/LeakIXClient-Python/issues/65
 [#67]: https://github.com/LeakIX/LeakIXClient-Python/issues/67
+[#42]: https://github.com/LeakIX/LeakIXClient-Python/issues/42
 [#68]: https://github.com/LeakIX/LeakIXClient-Python/pull/68