Minor whitespace change in database-create.txt to make schemacheck

happy.

sql/database-create.sql

@@ -1978,7 +1978,7 @@ CREATE TABLE widearea_updates (
   roottag tinytext NOT NULL,
   update_requested datetime NOT NULL default '0000-00-00 00:00:00',
   update_started datetime default NULL,
-  force enum('yes', 'no') NOT NULL default 'no',
+  force enum('yes','no') NOT NULL default 'no',
   PRIMARY KEY  (IP)
 ) TYPE=MyISAM;
 

sql/database-migrate.txt

@@ -1706,3 +1706,6 @@ last_net_act,last_cpu_act,last_ext_act);
 1.257: Change node_types:class to length 30 instead of 10.
 
 	alter table node_types change class class varchar(30) default NULL;
+
+1.258: Minor whitespace change in database-create.txt to make
+       schemacheck happy.