shell.zip is unused

Change-Id: Id8e7980a97d8c0828b14c59e2e382b0efc51c9f5

desktop/Zip_shell.mk

-# -*- Mode: makefile-gmake; tab-width: 4; indent-tabs-mode: t -*-
-#
-# This file is part of the LibreOffice project.
-#
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-#
-
-$(eval $(call gb_Zip_Zip,shell,$(SRCDIR)/icon-themes/galaxy/brand/shell))
-
-$(eval $(call gb_Zip_add_files,shell,\
-    about.svg \
-    backing_left.png \
-    backing_right.png \
-    backing_space.png \
-    backing_rtl_left.png \
-    backing_rtl_right.png \
-))
-
-# vim: set ts=4 sw=4 et: