Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to e4578f5e7170d6f38c8cc82416048ee0b570f7bf
  - Merge "Fix for asdc service."
  - Fix for asdc service.

    Removed exception statements and added assert statements
    Updated to make sure duplicate config resources aren't getting added
    to the service.

    Change-Id: Ic05421711622492e09bc83d8cc126300362ea119
    Issue-ID: SO-1496
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 11f6001..e4578f5 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 11f600140860215e24dea3219966a9ce851c3f85
+Subproject commit e4578f5e7170d6f38c8cc82416048ee0b570f7bf