removed unused DITTO_POLICIES_ENFORCER_CACHE_MAX_SIZE in thingssearch #1911

	# Copyright (c) 2020 Contributors to the Eclipse Foundation
	#
	# See the NOTICE file(s) distributed with this work for additional
	# information regarding copyright ownership.
	#
	# This program and the accompanying materials are made available under the
	# terms of the Eclipse Public License 2.0 which is available at
	# http://www.eclipse.org/legal/epl-2.0
	#
	# SPDX-License-Identifier: EPL-2.0
	name: license-check

	on:
	# Run build for any PR
	pull_request:

	jobs:
	check-license-header-year:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: jitterbit/get-changed-files@v1
	id: the-files
	continue-on-error: true
	- name: Printing added files
	run: \|
	echo "Added:"
	echo "${{ steps.the-files.outputs.added }}"
	- name: Ensure license year for added files is the file's creation year
	shell: bash
	run: \|
	included_file_endings=".*\.(java\|xml\|yml\|yaml)"
	current_year=$(date +'%Y')
	missing_counter=0
	for file in ${{ steps.the-files.outputs.added }}; do
	if [[ $file =~ $included_file_endings ]]; then
	file_creation_year=$(git log --format=%aD $file \| tail -1 \| awk '{print $4}')
	if grep -q "Copyright (c) $file_creation_year Contributors to the Eclipse Foundation" $file; then
	printf "\xE2\x9C\x94 $file\n"
	else
	printf "\xE2\x9D\x8C $file\n\tcopyright header with file creation year '$file_creation_year' is missing in added file\n"
	missing_counter=$(expr $missing_counter + 1)
	fi
	fi
	done
	exit $missing_counter

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