Upgrade java version from 8 to 11

Issue-ID: SO-3114

Signed-off-by: sekharhuawei <reddi.shekhar@huawei.com>
Change-Id: I1de5ac4580d359eb726f667e9072e179293a918e
diff --git a/jjb/so/so-csit.yaml b/jjb/so/so-csit.yaml
index d976f85..ca4d1a3 100644
--- a/jjb/so/so-csit.yaml
+++ b/jjb/so/so-csit.yaml
@@ -1,6 +1,7 @@
 ---
 - project:
     name: so-csit
+    java-version: openjdk11
     jobs:
       - '{project-name}-{stream}-verify-csit-{functionality}'
       - '{project-name}-{stream}-csit-{functionality}'