change package name to devgen-cli for pypi compatiable

pyproject.toml

@@ -3,7 +3,7 @@ requires = ["setuptools>=61", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [project]
-name = "devgen"
+name = "devgen-cli"
 version = "0.2.0"
 description = "A collection of developer tools"
 readme = "README.md"