Comment out obsolete ucdata-path directive

doc/man/man5/slapd.conf.5

@@ -863,10 +863,11 @@ for an explanation of the different flags.
 Specify the maximum number of threads to use in tool mode.
 This should not be greater than the number of CPUs in the system.
 The default is 1.
-.TP
-.B ucdata-path <path>
-Specify the path to the directory containing the Unicode character
-tables. The default path is DATADIR/ucdata.
+.\"ucdata-path is obsolete / ignored...
+.\".TP
+.\".B ucdata-path <path>
+.\"Specify the path to the directory containing the Unicode character
+.\"tables. The default path is DATADIR/ucdata.
 .SH TLS OPTIONS
 If
 .B slapd