Update dependency eslint to v9 #1101

	name: CI
	on: [push]
	jobs:
	javascript-tests:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4

	- name: Set up NodeJS
	uses: actions/setup-node@v2-beta
	with:
	node-version: 20.11.1

	- name: Get yarn cache directory path
	id: yarn-cache-dir-path
	run: echo "::set-output name=dir::$(yarn cache dir)"

	- uses: actions/cache@3624ceb22c1c5a301c8db4169662070a689d9ea8 # v4
	id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
	with:
	path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
	key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
	restore-keys: \|
	${{ runner.os }}-yarn-

	- name: Install dependencies
	run: yarn install --frozen-lockfile --ignore-engines --prefer-offline

	- name: Lint
	run: yarn lint

	- name: Tests
	run: yarn test

	- name: Code formatting
	run: yarn fmt:check

	- name: Typescript build
	run: yarn build

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