Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 91cc893325bf5edcc7f996c8c96085e49eff8616
  - Merge "Reorder modifiers to comply with java standards"
  - Reorder modifiers to comply with java standards

    Reorder modifiers to comply with java standards CancelExecutionParams class

    Issue-ID: SO-1490

    Change-Id: Id2eb6862482dbcaeb349ab466f44d54130d699a3
    Signed-off-by: Sindhuri.A <arcot.sindhuri@huawei.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 7bbd9b5..91cc893 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 7bbd9b5fb38cd38de11121fb8583edf7e7f30f8b
+Subproject commit 91cc893325bf5edcc7f996c8c96085e49eff8616