Use straightforward /usr/bin/perl shebang so rpmbuild catches it

and autogenerates better dependencies.

--- cvs2cl~	2007-02-04 22:22:11.000000000 +0200

+++ cvs2cl	2007-03-31 00:37:30.000000000 +0300

@@ -1,7 +1,4 @@

-#!/bin/sh

-exec perl -w -x "$0" ${1+"$@"} # -*- mode: perl; perl-indent-level: 2; -*-

-#!perl -w

-

+#!/usr/bin/perl -w

 ##############################################################

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