mandoc: Resurrect the documentation of the print_otag() 's' attribute

mandoc: Resurrect the documentation of the print_otag() 's' attribute

[schwarze]

Log Message:
-----------
Resurrect the documentation of the print_otag() 's' attribute specifier,
reverting a minor part of rev. 1.21.  Contrary to what i thought, that
attribute *is* still supported for a small number of unusual cases.

Modified Files:
--------------
    mandoc:
        mandoc_html.3

Revision Data
-------------
Index: mandoc_html.3
===================================================================
RCS file: /home/cvs/mandoc/mandoc/mandoc_html.3,v
retrieving revision 1.22
retrieving revision 1.23
diff -Lmandoc_html.3 -Lmandoc_html.3 -u -p -r1.22 -r1.23
--- mandoc_html.3
+++ mandoc_html.3
@@ -228,6 +228,23 @@ This format letter requires two
 arguments, the attribute name and the value.
 The name must not be
 .Dv NULL .
+.It Cm s
+Print a
+.Cm style
+attribute.
+If present, it must be the last format letter.
+It requires two
+.Va char *
+arguments.
+The first is the name of the style property, the second its value.
+The name must not be
+.Dv NULL .
+The
+.Cm s
+.Ar fmt
+letter can be repeated, each repetition requiring an additional pair of
+.Va char *
+arguments.
 .El
 .Pp
 .Fn print_otag
--
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