Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 04966551ba1392c37a2ba81cd53fbe84f6b8dc8b
  - Merge "Modify variable name-comply with regex"
  - Modify variable name-comply with regex

    Modify variable name-comply with regex mso api handlers DuplicateRequestException class

    Issue-ID: SO-2187

    Signed-off-by: sindhu3672 <arcot.sindhuri@huawei.com>
    Change-Id: Ifbd69bffcfce08cc2e9c44817a02f9ddfe28aadc

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 2354c86..0496655 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 2354c86fe8f1966f152033956c61019102152e39
+Subproject commit 04966551ba1392c37a2ba81cd53fbe84f6b8dc8b