Documentation/git-daemon: add missing word

Signed-off-by: Michael Schubert <mschub@elegosoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/git-daemon.txt

@@ -183,7 +183,7 @@ receive-pack::
 	can push anything into the repository, including removal
 	of refs).  This is solely meant for a closed LAN setting
 	where everybody is friendly.  This service can be
-	enabled by `daemon.receivepack` configuration item to
+	enabled by setting `daemon.receivepack` configuration item to
 	`true`.
 
 EXAMPLES