Improve smoketests setup

* Build and publish suse 16
* Run tests on Java 25 instead of 24
* Rename arm/ppc wrong centos8 labels - these are hosted machines that
have been updated to CentOS 9 .

Author: akurtakov

JenkinsJobs/AutomatedTests/smokeTests.jenkinsfile

@@ -25,12 +25,12 @@ pipeline {
 						'opensuse_leap', \
 						'linux_riscv', \
 						'centos9', \
-						'centos8_arm', \
-						'centos8_ppc'
+						'centos_arm', \
+						'centos_ppc'
 					}
 					axis {
 						name 'JAVA_VERSION'
-						values '21', '24'
+						values '21', '25'
 					}
 				}
 				stages {
@@ -41,17 +41,17 @@ pipeline {
 								def os, arch, executorAgent;
 								if (agentId == 'opensuse_leap') {
 									os = 'linux'; arch = 'x86_64'
-									executorAgent = createKubernetesAgent('eclipse/platformreleng-opensuse-gtk3-metacity:15')
+									executorAgent = createKubernetesAgent('eclipse/platformreleng-opensuse-gtk3-metacity:16')
 								} else if (agentId == 'linux_riscv') {
 									os = 'linux'; arch = 'riscv64'
 									executorAgent = createLabeledAgent('riscv64')
 								} else if (agentId == 'centos9') {
 									os = 'linux'; arch = 'x86_64'
 									executorAgent = createKubernetesAgent('eclipse/platformreleng-centos-gtk4-mutter:9')
-								} else if (agentId == 'centos8_arm') {
+								} else if (agentId == 'centos_arm') {
 									os = 'linux'; arch = 'aarch64'
 									executorAgent = createLabeledAgent('arm64')
-								} else if (agentId == 'centos8_ppc') {
+								} else if (agentId == 'centos_ppc') {
 									os = 'linux'; arch = 'ppc64le'
 									executorAgent = createLabeledAgent('ppctest')
 								}

JenkinsJobs/Builds/dockerImages.jenkinsfile

@@ -33,7 +33,7 @@ pipeline {
 							'debian-swtnative': { buildAndPushImage('debian/swtnativebuild', 'eclipse/platformreleng-debian-swtnativebuild:12') },
 							'debian-swtgtk3native': { buildAndPushImage('debian/swtgtk3nativebuild', 'eclipse/platformreleng-debian-swtgtk3nativebuild:10') },
 							'centos9-gtk4': { buildAndPushImage('centos-gtk4-mutter/9-gtk4', 'eclipse/platformreleng-centos-gtk4-mutter:9') },
-							'opensuse-gtk3': { buildAndPushImage('opensuse-gtk3-metacity/15-gtk3', 'eclipse/platformreleng-opensuse-gtk3-metacity:15') },
+							'opensuse-gtk3': { buildAndPushImage('opensuse-gtk3-metacity/16-gtk3', 'eclipse/platformreleng-opensuse-gtk3-metacity:16') },
 						failFast: false)
 					}
 					dir('eclipse.jdt.core/org.eclipse.jdt.core/docker') {

cje-production/dockerfiles/opensuse-gtk3-metacity/15-gtk3/Dockerfile renamed to cje-production/dockerfiles/opensuse-gtk3-metacity/16-gtk3/Dockerfile

@@ -1,4 +1,4 @@
-FROM opensuse/leap:15@sha256:444bb7ba9aedd5232c62cebb9bc104840f1c71f0d3284b17e939d0a7af8d2d1e
+FROM opensuse/leap:16.0@sha256:859560554b625c225fa767b76d61253d529b95d082c2d68579ad69168d5e3da7
 
 ### user name recognition at runtime w/ an arbitrary uid - for OpenShift deployments
 COPY scripts/uid_entrypoint /usr/local/bin/uid_entrypoint
@@ -28,7 +28,7 @@ RUN zypper --non-interactive update && zypper --non-interactive install \
       gzip
 
 ENV HOME=/home/vnc
-ENV DISPLAY :0
+ENV DISPLAY=:0
 
 RUN mkdir -p ${HOME}/.vnc && chmod -R 775 ${HOME} \
   && echo "123456" | vncpasswd -f > ${HOME}/.vnc/passwd \