11622 clean up rarer mandoc lint warnings

@@ -232,13 +232,10 @@
        ypset(1M), ypstart(1M), ypstop(1M), ypxfr(1M), ndbm(3C), ypclnt(3NSL),
        libnsl(3LIB), NISLDAPmapping(4), securenets(4), ypfiles(4), ypserv(4),
        attributes(5), smf(5)
 
 
-
-
-
 NOTES
        ypserv supports multiple domains. The ypserv process determines the
        domains it serves by looking for directories of the same name in the
        directory /var/yp. It replies to all broadcasts requesting yp service
        for that domain.