security/sudo: fix packaging with PYTHON option enabled (+)

This a followup to commit 3ee710e

sudo-1.9.11 have moved plugins manpages from section 8 to section 5

Pointy hat to:	cy
Approved by:	portmgr blanket

security/sudo/pkg-plist

@@ -23,12 +23,12 @@ man/man5/sudo.conf.5.gz
 man/man5/sudo_logsrv.proto.5.gz
 man/man5/sudo_logsrvd.conf.5.gz
 man/man5/sudo_plugin.5.gz
+%%PYTHON%%man/man5/sudo_plugin_python.5.gz
 man/man5/sudoers.5.gz
 man/man5/sudoers_timestamp.5.gz
 %%LDAP%%man/man5/sudoers.ldap.5.gz
 man/man8/sudo.8.gz
 man/man8/sudo_logsrvd.8.gz
-%%PYTHON%%man/man8/sudo_plugin_python.8.gz
 man/man8/sudo_sendlog.8.gz
 man/man8/sudoedit.8.gz
 man/man8/sudoreplay.8.gz