[DOCUMENTATION]: fix compilation error

git-svn-id: http://framework.zend.com/svn/framework/standard/trunk@21523 44c647ce-9c0f-0410-b52a-842ac1e357ba

documentation/manual/ja/module_specs/Zend_View-Helpers-HeadMeta.xml

@@ -51,7 +51,7 @@
 
         <listitem>
             <para>
-                <commande>offsetSetHttpEquiv($index, $keyValue, $content, $conditionalHttpEquiv)</commande>
+                <command>offsetSetHttpEquiv($index, $keyValue, $content, $conditionalHttpEquiv)</command>
             </para>
         </listitem>