Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to c6a693aadd4f6d10ab1e2b0313ae4d3511bd136b
  - Merge "Add retrieval of vmIds and vServerIds for APPC"
  - Add retrieval of vmIds and vServerIds for APPC

    2nd take, resolving build issu - port retrieval of vmIds and vserverIds from groovy to java

    Issue-ID: SO-2189
    Signed-off-by: Kuleshov, Elena <evn@att.com>
    Change-Id: Ic666a65336e40eb38ab91c0037b85236ec1eebb5

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index cebbffa..c6a693a 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit cebbffaaf55229d8e97dda2a9c84c167396e6c5d
+Subproject commit c6a693aadd4f6d10ab1e2b0313ae4d3511bd136b