Don't duplicate the description of the sticky bit that is already

part of chmod(2) and sticky(8), but refer to those manpages instead.

PR:		docs/35605
Submitted by:	Gary W. Swearingen <swear@blarg.net>

bin/chmod/chmod.1

@@ -127,13 +127,10 @@ option to
 will run with effective gid set to the gid of the file owner.
 .It Li 1000
 (the sticky bit)
-When set on a directory, unprivileged users can delete and rename
-only those files in the directory that are owned by them, regardless of
-the permissions on the directory.  Under
-.Fx ,
-the sticky bit is
-ignored for executable files and may only be set for directories (see
-.Xr sticky 8 ) .
+See
+.Xr chmod 2
+and
+.Xr sticky 8 .
 .It Li 0400
 Allow read by owner.
 .It Li 0200