Release version 2.6.3

Fixed:
- Adressed various inconsequential Pylance alerts.

Author: LBeaudoux

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "iso639-lang"
-version = "2.6.2"
+version = "2.6.3"
 description = "A fast, comprehensive, ISO 639 library."
 keywords = ["ISO 639", "ISO 639-1", "ISO 639-2", "ISO 639-3", "ISO 639-5", "language code"]
 readme = "README.md"