update CI to Java 17 #49

	name: DSpot - Prettifier CI

	on: [pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Set up JDK
	uses: actions/setup-java@v2
	with:
	java-version: '17'
	distribution: 'adopt'
	- uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.8
	- name: Install Python dependencies
	run: \|
	python -m pip install --upgrade pip setuptools
	pip install Bottleneck tensorflow keras
	pip install tensorflow --upgrade --force-reinstall
	- name: Build with Maven
	run: mvn install -DskipTests
	- name: Test with Maven
	run: \|
	export MAVEN_HOME=$(mvn --version \| grep "Maven home" \| cut -f 3 -d " ")
	cd dspot-prettifier && mvn test -DdoIntegrationTests=true -Dorg.slf4j.simpleLogger.defaultLogLevel=error

Provide feedback