[#103] Removed unnecessary preamble

LICENSE

-# Copyright (c) 2004-2020 by Internet Systems Consortium, Inc. ("ISC")
+# Copyright (c) 2004-2022 by Internet Systems Consortium, Inc. ("ISC")
 # Copyright (c) 1995-2003 by Internet Software Consortium
 #
-# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
-# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-# MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR
-# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
-# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-#
-#   Internet Systems Consortium, Inc.
-#   PO Box 360
-#   Newmarket, NH 03857 USA
-#   <info@isc.org>
-#   https://www.isc.org/
-#
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0, included below.
 #