[JM-1315] Switch from ALTER COLUMN to CHANGE COLUMN.

git-svn-id: http://svn.igniterealtime.org/svn/repos/openfire/branches/openfire_3_5_1@10184 b35dd754-fafc-0310-a699-88a17e54d16e

src/database/upgrade/14/openfire_mysql.sql

 # jiveRoster: Change jid column to varchar
-ALTER TABLE jiveRoster ALTER COLUMN jid jid varchar(1024) not null;
+ALTER TABLE jiveRoster CHANGE COLUMN jid jid varchar(1024) not null;
 
 # jiveRoster: Add new index
 ALTER TABLE jiveRoster ADD INDEX jiveRoster_jid_idx (jid);