chore(root): bump version to 0.2.9

Updated version and dependency constraints for release.

setup.py

@@ -6,7 +6,7 @@ from setuptools import find_packages, setup
 
 setup(
     name="devgen-cli",
-    version="0.2.8",
+    version="0.2.9",
     packages=find_packages(),
     include_package_data=True,
     install_requires=[