Update all tests to use text blocks #48

	name: Build with JDK 17 and test against JDK 11
	on:
	pull_request:
	push:
	branches: [ master ]
	permissions:
	contents: read
	jobs:
	build:
	runs-on: ubuntu-22.04
	steps:
	# We run the build twice: once against the original Error Prone
	# release, and once against the Picnic Error Prone fork. In both cases
	# the code is compiled using JDK 17, while the tests are executed
	# using JDK 11.
	- name: Check out code
	uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
	with:
	persist-credentials: false
	- name: Set up JDK
	uses: actions/setup-java@387ac29b308b003ca37ba93a6cab5eb57c8f5f93 # v4.0.0
	with:
	java-version: \|
	11.0.20
	17.0.8
	distribution: temurin
	cache: maven
	- name: Display build environment details
	run: mvn --version
	- name: Build project against vanilla Error Prone
	run: mvn -T1C install -Dsurefire.jdk-toolchain-version=11.0.20
	- name: Build project with self-check against Error Prone fork
	run: mvn -T1C clean verify -Perror-prone-fork -Dsurefire.jdk-toolchain-version=11.0.20 -s settings.xml
	- name: Remove installed project artifacts
	run: mvn build-helper:remove-project-artifact

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