DOC: removed timezone from demo database example

Author: Liudmila Mantrova

doc/src/sgml/demodb-bookings.sgml

@@ -924,8 +924,7 @@ ORDER BY s2.aircraft_code;
 SELECT   a.airport_code as code,
          a.airport_name,
          a.city,
-         a.coordinates,
-         a.timezone
+         a.coordinates
 FROM     airports a
 WHERE    a.city IN (
             SELECT   aa.city
@@ -936,17 +935,17 @@ WHERE    a.city IN (
 ORDER BY a.city, a.airport_code;
     </programlisting>
     <screen>
- code |      airport_name      |   city    |             coordinates             |   timezone
-------+------------------------------------+-----------+-------------------------------------+---
- DME  | Domodedovo             | Moscow    | (37.9062995910645,55.4087982177734) | Europe/Moscow
-      | International Airport  |           |                                     |
- SVO  | Sheremetyevo           | Moscow    | (37.4146,55.972599)                 | Europe/Moscow
-      | International Airport  |           |                                     |
- VKO  | Vnukovo                | Moscow    | (37.2615013123,55.5914993286)       | Europe/Moscow
-      | International Airport  |           |                                     |
- ULV  | Ulyanovsk              | Ulyanovsk | (48.2266998291,54.2682991028)       | Europe/Samara
-      | Baratayevka Airport    |           |                                     |
- ULY  | Ulyanovsk East Airport | Ulyanovsk | (48.8027000427246,54.4010009765625) | Europe/Samara
+ code |      airport_name      |   city    |           coordinates
+------+------------------------------------+-----------+-------------------------
+ DME  | Domodedovo             | Moscow    | (37.9062995910645,55.4087982177734)
+      | International Airport  |           |
+ SVO  | Sheremetyevo           | Moscow    | (37.4146,55.972599)
+      | International Airport  |           |
+ VKO  | Vnukovo                | Moscow    | (37.2615013123,55.5914993286)
+      | International Airport  |           |
+ ULV  | Ulyanovsk              | Ulyanovsk | (48.2266998291,54.2682991028)
+      | Baratayevka Airport    |           |
+ ULY  | Ulyanovsk East Airport | Ulyanovsk | (48.8027000427246,54.4010009765625)
 (5 rows)
     </screen>
    </para>