wish doc: change synopsis from "wish ?-encoding encoding?" to "wish ?options?". There are more options nowdays.

Author: oehhar

doc/wish.1

@@ -12,7 +12,7 @@
 .SH NAME
 wish \- Simple windowing shell
 .SH SYNOPSIS
-\fBwish\fR ?\fB\-encoding \fIname\fR? ?\fIfileName arg ...\fR?
+\fBwish\fR ?\fBoptions\fR? ?\fIfileName arg ...\fR?
 .SH OPTIONS
 .\" OPTION: -encoding
 .IP "\fB\-encoding \fIname\fR" 20