Minor formatting during proofreading

Chapter_16/Chapter_16.sql

@@ -128,6 +128,7 @@ FROM films
 WHERE film @> '{"title": "The Incredibles"}'::jsonb; 
 
 -- Listing 16-8: Demonstrating the <@ containment operator
+
 SELECT film ->> 'title' AS title,
        film ->> 'year' AS year
 FROM films

Chapter_17/Chapter_17.sql

@@ -192,7 +192,7 @@ BEGIN
              ELSE 3
         END;
     RAISE NOTICE 'personal_days updated!';
-END
+END;
 $$
 LANGUAGE plpgsql;