Bump version to 0.9.0

Author: alexrudd2

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "alicat"
-version = "0.8.0"
+version = "0.9.0"
 description="Python driver for Alicat mass flow controllers."
 dependencies = [
   "pyserial",