Adjust path for archiving JUnit files to capture both locations that are in use

Somehow JUnit stores test-results either under test-result or under test-result/test,
so let's look at both directories for now

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1888458 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/jenkins/create_jobs.groovy b/jenkins/create_jobs.groovy
index f5773b0..af67405 100644
--- a/jenkins/create_jobs.groovy
+++ b/jenkins/create_jobs.groovy
@@ -474,7 +474,7 @@
                 warnings(['Java Compiler (javac)', 'JavaDoc Tool'], null) {
                     resolveRelativePaths()
                 }
-                archiveJunit('*/build/test-results/*.xml') {
+                archiveJunit('*/build/test-results/**/TEST-*.xml') {
                     testDataPublishers {
                         publishTestStabilityData()
                     }
@@ -580,7 +580,7 @@
             warnings(['Java Compiler (javac)', 'JavaDoc Tool'], null) {
                 resolveRelativePaths()
             }
-            archiveJunit('build/test-results/TEST-*.xml') {
+            archiveJunit('build/test-results/**/TEST-*.xml') {
                 testDataPublishers {
                     publishTestStabilityData()
                 }