Merge pull request #58 from jedymatt/53-set-constraint-for-v1-for-install_requires-sqlalchemy=14-20

Update setup.cfg

Author: jedymatt

setup.cfg

@@ -28,7 +28,7 @@ packages = find:
 package_dir =
     =src
 install_requires =
-    SQLAlchemy>=1.4
+    SQLAlchemy>=1.4,<2.0
     ; dataclasses>=0.8; python_version == "3.6"
 python_requires = >=3.6