Document the "threads" directive

doc/man/man5/slapd.conf.5

@@ -425,10 +425,6 @@ Specify the srvtab file in which the kerberos keys necessary for
 authenticating clients using kerberos can be found. This option is only
 meaningful if you are using Kerberos authentication.
 .TP
-.B timelimit <integer>
-Specify the maximum number of seconds (in real time)
-require forward secrecy between sessions.
-.TP
 .B schemacheck { on | off }
 Turn schema checking on or off. The default is on.
 .TP
@@ -441,6 +437,10 @@ Specify the srvtab file in which the kerberos keys necessary for
 authenticating clients using kerberos can be found. This option is only
 meaningful if you are using Kerberos authentication.
 .TP
+.B threads <integer>
+Specify the maximum size of the primary thread pool.
+The default is 32.
+.TP
 .B timelimit <integer>
 Specify the maximum number of seconds (in real time)
 .B slapd