Bump version to 0.4.7

Author: xmatoha

setup.py

@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name="fastapi_featureflags",
-    version="0.4.6",
+    version="0.4.7",
     author="Tomas Pytel",
     author_email="pytlicek@gmail.com",
     description="Feature Flags for FastAPI",