Fix typo

Doc/howto/webservers.rst

@@ -526,7 +526,7 @@ Popular template engines include:
 
 .. seealso::
 
-   There are many template engines competing for attention, becuase it is
+   There are many template engines competing for attention, because it is
    pretty easy to create them in Python.  The page `Templating
    <http://wiki.python.org/moin/Templating>`_ in the wiki lists a big,
    ever-growing number of these.  The three listed above are considered "second