Bump version from 1.1.1 to 1.2.0

Author: sfluegel05

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "chebifier"
-version = "1.1.1"
+version = "1.2.0"
 description = "An AI ensemble model for predicting chemical classes"
 readme = "README.md"
 requires-python = ">=3.9"