Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to a169398fb1c17c7ed0881973f67905fb065fe3a0
  - Merge "remove requestorid from instancereferences in get"
  - remove requestorid from instancereferences in get

    Removed requestorId from get orchestration response
    Added assertion to show that requestorId isn't set

    Issue-ID: SO-2699
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@att.com>
    Change-Id: I9f8b8a7619ef54575ab3ee07eee504a5bd57ab29

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 2fe0c87..a169398 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 2fe0c87c49bab2c409a7c57c62b680816be96b12
+Subproject commit a169398fb1c17c7ed0881973f67905fb065fe3a0