Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to a9ceeefef9a561937b42ed23bc5797930d5efefe
  - restructured a&ai client
    
    made generics a bit safer and updated groovy tests
    
    Change-Id: I6d7a2567cd9bf795e0cfa4914a7674a4ed5f50c4
    Issue-ID: SO-1493
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>
    
diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index b80f29c..a9ceeef 160000
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit b80f29cbbeb5ec218b0278deef872f7b5350e292
+Subproject commit a9ceeefef9a561937b42ed23bc5797930d5efefe