Update readme.md

Author: coderholic

readme.md

@@ -25,7 +25,7 @@ If the database file already exists then the schema won't be updated, but if it
 
 ```python
 from easydb import EasyDB
-db = EasyDb('my.db', {'users': ['username text', 'description text']})
+db = EasyDB('my.db', {'users': ['username text', 'description text']})
 
 db.query("INSERT INTO users (username, description) VALUES (?, ?)", ('ben', 'some sort of description'))