normalize whitespace in log messages

```
DEBUG:cs50.sql:SELECT * FROM places
                          WHERE 37.33227322670292 <= latitude AND latitude <= 37.51481551687353 AND (-122.45715756835938 <= longitude AND longitude <= -121.86664243164063)
                          GROUP BY country_code, place_name, admin_code1
                          ORDER BY RANDOM()
                          LIMIT 10
```