[Build] Fix archiving of log files in Jenkins pipeline

and other minor clean-ups of the Jenkinsfile.
Remove explicit declration of properties that are already defined in the
eclipse-platform-parent/pom.xml

Author: HannesWell

Jenkinsfile

@@ -14,21 +14,20 @@ pipeline {
 	stages {
 		stage('Build') {
 			steps {
-				wrap([$class: 'Xvnc', useXauthority: true]) {
+				xvnc(useXauthority: true) {
 					sh """
 					mvn clean verify --batch-mode --fail-at-end -Dmaven.repo.local=$WORKSPACE/.m2/repository \
 						-Pbree-libs -Papi-check -Pjavadoc \
-      						-Dmaven.test.failure.ignore=true \
+						-Dmaven.test.failure.ignore=true \
 						-Dcompare-version-with-baselines.skip=false \
-						-Dproject.build.sourceEncoding=UTF-8 \
 						-Dorg.slf4j.simpleLogger.showDateTime=true -Dorg.slf4j.simpleLogger.dateTimeFormat=HH:mm:ss.SSS \
-						-DtrimStackTrace=false 
+						-DtrimStackTrace=false
 					"""
 				}
 			}
 			post {
 				always {
-					archiveArtifacts artifacts: '*.log,*/target/work/data/.metadata/*.log,*/tests/target/work/data/.metadata/*.log,apiAnalyzer-workspace/.metadata/*.log', allowEmptyArchive: true
+					archiveArtifacts artifacts: '*.log,**/target/**/*.log', allowEmptyArchive: true
 					junit '**/target/surefire-reports/TEST-*.xml'
 					discoverGitReferenceBuild referenceJob: 'eclipse.platform.ui/master'
 					recordIssues publishAllIssues:false, ignoreQualityGate:true, tool: eclipse(name: 'Compiler and API Tools', pattern: '**/target/compilelogs/*.xml'), qualityGates: [[threshold: 1, type: 'DELTA', unstable: true]]