lib/lkp_pattern.rb: add parentheses for regexp to obtain the matching… #862

	# This workflow uses actions that are not certified by GitHub.
	# They are provided by a third-party and are governed by
	# separate terms of service, privacy policy, and support
	# documentation.
	# This workflow will download a prebuilt Ruby version, install dependencies and run tests with Rake
	# For more information see: https://github.com/marketplace/actions/setup-ruby-jruby-and-truffleruby

	name: Ruby

	on:
	push:
	branches: [ "master" ]
	pull_request:
	branches: [ "master" ]

	permissions:
	contents: read

	jobs:
	test:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	ruby-version: ['2.0', '2.5', '2.7', '3.2']

	steps:
	- uses: actions/checkout@v3
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: ${{ matrix.ruby-version }}
	- run: bundle install
	- run: rubocop -v
	- run: bundle exec rake code

	test-packages:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	image: ['centos/stream9', 'fedora/39', 'ubuntu/jammy', 'debian/bookworm']

	steps:
	- uses: actions/checkout@v3
	- name: Build ${{ matrix.image }} image
	run: docker build . -f docker/${{ matrix.image }}/Dockerfile -t lkp-tests/${{ matrix.image }}
	- name: Test packages on ${{ matrix.image }}
	run: docker run -e DEBIAN_FRONTEND=noninteractive --rm --entrypoint '' lkp-tests/${{ matrix.image }} tools/test-packages.sh

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