Documentation spelling patch: 'adminstrator' -> 'administrator'.

docs/xml/installation.xml

 <!-- <!DOCTYPE chapter PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"> -->
-<!-- $Id: installation.xml,v 1.112 2006/02/24 01:19:56 jocuri%softhome.net Exp $ -->
+<!-- $Id: installation.xml,v 1.113 2006/02/24 01:24:37 jocuri%softhome.net Exp $ -->
 <chapter id="installing-bugzilla">
   <title>Installing Bugzilla</title>
 
@@ -1760,7 +1760,7 @@ C:\perl&gt; <command>ppm install &lt;module name&gt;</command>
         If you're using a web host, chances are that you have a
         separate database which is already locked down (or one big
         database with limited/no access to the other areas), but you
-        may want to ask your system adminstrator what the security
+        may want to ask your system administrator what the security
         settings are set to, and/or run the <command>GRANT</command>
         command for you.</para>