Change requirement again

Author: cosmincatalin

setup.py

@@ -2,7 +2,7 @@
 
 setuptools.setup(
     name="artifacts-metadata",
-    version="0.0.2",
+    version="0.0.3",
     author="Cosmin Catalin Sanda",
     author_email="[email protected]",
     description="A library for managing artifacts metadata in DynamoDB",
@@ -11,6 +11,6 @@
                      "models.",
     url="https://github.com/audienceproject/artifacts-metadata-py",
     packages=setuptools.find_packages(),
-    python_requires=">=3.6",
+    python_requires=">=3",
     install_requires=["boto3>=1.0.0"]
 )