Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 4265d41340ed22b6f5c7acdea7dd22e97abea972
  - Fix sonar issues

    Either log or rethrow this exception
    Make "attributeValue" transient or serializable
    "attributeName" is already a string, there's no need to call "toString()"

    Issue-ID: SO-2226
    Change-Id: If6ae623202f2c243d73839d0aaefba5ba5c50dd4
    Signed-off-by: Parshad Patel <pars.patel@samsung.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index cd7f7a3..4265d41 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit cd7f7a357a4a85de096f3ce7b6d20d0df655af79
+Subproject commit 4265d41340ed22b6f5c7acdea7dd22e97abea972