makedefs.6 bit

Noticed in a recent update of doc/makedefs.txt, The man page for
makedefs an unwanted space in front of the comma in its description
of "makedefs -s".

doc/makedefs.6

@@ -8,8 +8,8 @@
 .de NR
 .ds Nr \\$2
 ..
-.NB $NHDT-Branch: keni-crashweb2 $
-.NR $NHDT-Revision: 1.21 $
+.NB $NHDT-Branch: NetHack-3.7 $
+.NR $NHDT-Revision: 1.22 $
 .ds Na Kenneth Lorber
 .SH NAME
 makedefs \- NetHack miscellaneous build-time functions
@@ -112,12 +112,7 @@ file.
 .TP
 .B -s
 Generate the
-.I bogusmon
-,
-.I engrave
-and
-.IR epitaph
-files.
+.IR bogusmon ", " engrave ", and " epitaph " files."
 .br
 .TP
 .B -1