Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 980aa7b6d011d4760a82033189a0b116fedb9613
  - Merge "add retry sequence levels"
  - add retry sequence levels

    Added retry sequence levels so that the different services can specify
    their desire.
    Updated to be medium and added to be long sequence in audit.
    Change retry level to be final and changed default constructor to
    private
    Changed default constructor to public so its visible.
    Updated unit test to reflect change and get verify job to pass
    Added and updated the unit test for add graph

    Issue-ID: SO-2649
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@att.com>
    Change-Id: I981b90a5dbb1dca5354fba37589b26dabbfc0b0e

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 0772e88..980aa7b 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 0772e8876fa155fd93b7abb5816a6d9a040aa7f6
+Subproject commit 980aa7b6d011d4760a82033189a0b116fedb9613