[deployment-guide] Corrected a typing error.

[Jaromir Hradilek]

commit fb5ffbdc76294ff5f7cb2b6f71a6b8c33cf4d7f8
Author: Jaromir Hradilek <jhradile at redhat.com>
Date:   Mon May 23 23:25:06 2011 +0200

    Corrected a typing error.

 en-US/Date_and_Time_Configuration.xml |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/en-US/Date_and_Time_Configuration.xml b/en-US/Date_and_Time_Configuration.xml
index 4669f5b..48d1876 100644
--- a/en-US/Date_and_Time_Configuration.xml
+++ b/en-US/Date_and_Time_Configuration.xml
@@ -152,7 +152,7 @@ Wed Jun  2 11:58:48 CEST 2010</screen>
       <procedure>
         <step>
           <para>
-            Check whether the selected NTP server is accessible by usign the <command>ntpdate</command> command in the following form:
+            Check whether the selected NTP server is accessible by using the <command>ntpdate</command> command in the following form:
           </para>
           <screen><command>ntpdate -q <replaceable>server_address</replaceable></command></screen>
           <para>