Use `AnnotationMirrorSet` and remove usage of `Set<AnnotationMirror>` #722

	name: CI

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

	workflow_dispatch:

	jobs:
	build:
	strategy:
	fail-fast: false
	matrix:
	group: [ cfi-tests, downstream-ontology, downstream-security-demo, downstream-universe ]
	jdk: [ 8, 11, 17 ]
	runs-on: ubuntu-latest
	steps:
	- name: Install dependencies
	run: \|
	sudo apt update
	sudo apt install ant cpp gradle jq libcurl3-gnutls make mercurial python3-requests unzip wget binutils build-essential
	- name: Set up Maven
	uses: stCarolas/setup-maven@v4.5
	with:
	maven-version: 3.8.6
	- name: Pull Request Checkout
	uses: actions/checkout@v3
	with:
	ref: ${{github.event.pull_request.head.ref}}
	repository: ${{github.event.pull_request.head.repo.full_name}}
	if: github.head_ref != ''
	- name: Push Checkout
	uses: actions/checkout@v3
	if: github.head_ref == ''
	- name: Set up Python 3
	uses: actions/setup-python@v4
	with:
	python-version: '3.8'
	- name: Set up Java
	uses: actions/setup-java@v3
	with:
	java-version: ${{ matrix.jdk }}
	distribution: 'temurin'
	- name: Dump GitHub context
	env:
	GITHUB_CONTEXT: ${{ toJson(github) }}
	run: echo "$GITHUB_CONTEXT"
	- name: Install Python dependencies
	run: \|
	python3 -m pip install --upgrade pip
	if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
	- name: Spotless Check
	if: matrix.jdk == 11 \|\| matrix.jdk == 17
	run: ./gradlew spotlessCheck
	- name: Build
	run: \|
	export JAVA_TOOL_OPTIONS=-Dfile.encoding=UTF8
	./.ci-build.sh ${{ matrix.group }}

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