Update dependency orchestra/testbench to v8.9.0 #423

	name: run-tests

	on:
	push:
	pull_request:

	jobs:
	test:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	php: [7.4, 8.0, 8.1, 8.2]
	statamic: [3.2., 3.3., 4.*]
	include:
	- statamic: 3.2.*
	testbench: ^5.20
	- statamic: 3.2.*
	testbench: ^6.23
	- statamic: 3.3.*
	testbench: ^6.23
	- statamic: 3.3.*
	testbench: ^7.0
	- statamic: 4.*
	testbench: ^7.0
	exclude:
	- statamic: 3.2.*
	php: 8.1
	- statamic: 3.2.*
	php: 8.2
	- statamic: 3.3.*
	php: 7.4
	- statamic: 4.*
	php: 7.4

	name: PHP ${{ matrix.php }} - Statamic ${{ matrix.statamic }}

	steps:
	- name: Checkout code
	uses: actions/checkout@v3

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}
	extensions: dom, curl, libxml, mbstring, zip, pcntl, pdo, sqlite, pdo_sqlite, mysql, mysqli, pdo_mysql, bcmath, soap, intl, gd, exif, iconv, imagick
	coverage: none

	- name: Install dependencies
	run: \|
	composer require "statamic/cms:${{ matrix.statamic }}" "orchestra/testbench:${{ matrix.testbench }}" --no-interaction --no-update
	composer update --prefer-stable --prefer-dist --no-interaction --no-suggest

	- name: Execute tests
	run: vendor/bin/phpunit

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