Fix another typo

app.py

@@ -58,7 +58,7 @@ def get_db(q, tables):
                                   sample_rows_in_table_info=3)
     else:
         tables.extend(DEFAULT_TABLES)
-        db = SQLDatabase.from_uri("sqlite:///nba_small.db",
+        db = SQLDatabase.from_uri("sqlite:///nba.db",
                                   include_tables = tables,
                                   sample_rows_in_table_info=3)
     return db
@@ -69,7 +69,7 @@ def answer_question(query):
         return('ERROR: Wrong format for getting the big db schema')
     if isinstance(query_check, dict):
         q = query_check['q']
-        tables = query_check
+        tables = query_check['tables']
     if query_check == 'small':
         q = query
         tables = []