Fix a trivial list formatting bug.

Reference: /n/sources/patch/applied/ipserv-man-ftpd-opts
Date: Mon Apr 14 05:37:12 CES 2008
Signed-off-by: lyndon@orthanc.ca

--- /sys/man/8/ipserv	Mon Apr 14 05:36:48 2008
+++ /sys/man/8/ipserv	Mon Apr 14 05:36:45 2008
@@ -150,6 +150,7 @@
 .TP 4
 .B a
 allow anonymous access
+.TP
 .B A
 allow
 .I only