Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to 2bbe21f6da8d63a75de0711859e55ab9ea7ad559
  - Update INFO.yaml
    
    Signed-off-by: Yang Xu <xuyang11@gmail.com>
    Issue-ID: INT-1269
    Change-Id: I9f76cdd3b53f9519017da851a59b8c7000334797
    
diff --git a/docs/submodules/integration.git b/docs/submodules/integration.git
index 4e74a1e..2bbe21f 160000
--- a/docs/submodules/integration.git
+++ b/docs/submodules/integration.git
@@ -1 +1 @@
-Subproject commit 4e74a1e24e15b3db2216fb269a58cfc08e598f63
+Subproject commit 2bbe21f6da8d63a75de0711859e55ab9ea7ad559