Update plugin de.aaschmid.cpd to v3.4 #373

	name: Java CI

	on: [push]

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	- name: Set up JDK 21
	uses: actions/setup-java@v4
	with:
	java-version: '21'
	distribution: 'temurin'
	- name: Validate Gradle wrapper
	uses: gradle/wrapper-validation-action@v2
	- name: Test with Gradle
	run: ./gradlew test
	- name: Generate reports
	run: ./gradlew build jacocoTestReport
	# This works, but fails everytime as it needs 80% coverage
	# so commenting it out temporarily
	#- name: Analyze on SonarCloud
	#run: ./gradlew build sonarqube
	#env:
	#GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	#SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}

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