Update README.md

Author: toddbirchard

README.md

@@ -13,6 +13,7 @@
 Connect your Flask app to a database using Flask-SQLAlchemy.
 
 **Tutorial**: https://hackersandslackers.com/manage-database-models-with-flask-sqlalchemy/
+
 **Demo**: https://flasksqlalchemy.hackersandslackers.app
 
 # Getting Started
@@ -42,4 +43,4 @@ $ make deploy
 
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-**Hackers and Slackers** tutorials are free of charge. If you found this tutorial helpful, a [small donation](https://www.buymeacoffee.com/hackersslackers) would be greatly appreciated to keep us in business. All proceeds go towards coffee, and all coffee goes towards more content.
+**Hackers and Slackers** tutorials are free of charge. If you found this tutorial helpful, a [small donation](https://www.buymeacoffee.com/hackersslackers) would be greatly appreciated to keep us in business. All proceeds go towards coffee, and all coffee goes towards more content.