Disable fast reboot on OmniOS, and fix AD_FASTREBOOT spelling error.

@@ -156,11 +156,11 @@
                             Fast Reboot by Default
                             </loctext>
                         </common_name>
                         <description>
                             <loctext xml:lang='C'>
-When set to true, reboot(1M) and init(1M) 6 will call uadmin(2) with AD_FASTREOOT, which will bypass firmware.
+When set to true, reboot(1M) and init(1M) 6 will call uadmin(2) with AD_FASTREBOOT, which will bypass firmware.
                             </loctext>
                         </description>
                     </prop_pattern>
                     <prop_pattern name='fastreboot_onpanic' type='boolean'
                         required='true'>