Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to d35a30a42edab60d8801bb3a2060548e2b9d1d35
  - Merge "Fix for when Customization already exists"
  - Fix for when Customization already exists

    - When the Customization already exists associate the new
    NetworkResource with it.

    Change-Id: Ia4d89a04d020dd2f2ba4a2f2d330bda9bff6da14
    Issue-ID: SO-1540
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 92060fb..d35a30a 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 92060fb87e64a984fb13c5f9be1cee741ea58637
+Subproject commit d35a30a42edab60d8801bb3a2060548e2b9d1d35