Merge pull request #155 from jenkinsci/res0nance-patch-1

Add java-17 CI

Author: res0nance

Jenkinsfile

@@ -1,4 +1,5 @@
-buildPlugin(useAci: true, configurations: [
+buildPlugin(useContainerAgent: true, configurations: [
     [platform: 'linux', jdk: '8'],
-    [platform: 'linux', jdk: '11'] 
+    [platform: 'linux', jdk: '11'],
+    [platform: 'linux', jdk: '17', jenkins: '2.342' ],
 ])