Remove unused liblangtag/CustomTarget_langtag.mk

Change-Id: Ia45446db1263b8969cf933e5d34130102605b3e9

liblangtag/CustomTarget_langtag.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 $(call gb_CustomTarget_CustomTarget,liblangtag/langtag))
-
-$(call gb_CustomTarget_get_target,liblangtag/langtag) : $(call gb_Zip_get_target,liblangtag_data)
-	rm -rf $(OUTDIR)/share/liblangtag \
-	&& mkdir -p $(OUTDIR)/share/liblangtag \
-	&& unzip $< -d $(OUTDIR)/share/liblangtag \
-	&& touch $(call gb_CustomTarget_get_workdir,liblangtag/langtag)/.dir 
-
-
-# vim: set noet sw=4 ts=4: