Upgraded Jenkins Jobs of Holmes to Java 11

Change-Id: I443e4f449772c8d1fcf1cdc5274eb680922c6f8d
Issue-ID: HOLMES-330
Signed-off-by: GuangrongFu <fu.guangrong@zte.com.cn>
diff --git a/jjb/holmes/holmes-rule-mgt.yaml b/jjb/holmes/holmes-rule-mgt.yaml
index 347c6b7..fee52ac 100644
--- a/jjb/holmes/holmes-rule-mgt.yaml
+++ b/jjb/holmes/holmes-rule-mgt.yaml
@@ -24,6 +24,7 @@
     docker-pom: 'pom.xml'
     mvn-profile: docker
     build-node: ubuntu1804-builder-4c-4g
+    java-version: openjdk11
 
 - project:
     name: holmes-rule-management-sonar