Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to fa9a707c87654330dfb5788a6029b8199c6cdf17
  - move network adapter to an external client task

    Began impelenting new network external task.
    Made the vnfAdapterTask subflow an openstack subflow, refactored infra
    flows and BB to call it for network functions.
    Fixed bugs discovered through a robot dry run, added unit test, added
    support for rollback network request
    Updated junit test files for comparison due to not polling for response
    Removed the no longer used network adapter rest task from bpmn tasks
    Removed the unused network adapter async and its beans
    Removed network async client package from open pojo scan

    Issue-ID: SO-2813
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@att.com>
    Change-Id: I4c25892012cc86659ab122448ed1aca5cab91671

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index b0f5ac5..fa9a707 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit b0f5ac59c297f81b7f17c1f367e64257ef7be2d2
+Subproject commit fa9a707c87654330dfb5788a6029b8199c6cdf17