Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 8d19ead3b24e7ee654bb467565ad7e6b94ddc671
  - Merge "Created external task utils in a common location"
  - Created external task utils in a common location

    Created external task utils in a common location then refactored
    external task to use these common utils
    Updated junit errors and failures in openstack
    Removed env param and updated unit test with class
    Remove env file from parm in unit test class
    Match argu to match class abstract to con.
    removed implementation within anonymous class

    Issue-ID: SO-2291
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@att.com>
    Change-Id: I47c2850d750cbfe7ef67e2396fcb46db43e3cb97

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index d6d0a05..8d19ead 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit d6d0a05998f981bfc48f71c713f5b1f9797bf56e
+Subproject commit 8d19ead3b24e7ee654bb467565ad7e6b94ddc671