Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 2ac7452ddf6b9cc1eb3b8c89555ab0144b7bf80d
  - Merge "Removed MsoLogger from 'asdc-controller'"
  - Removed MsoLogger from 'asdc-controller'

    Replaced MsoLogger with plain slf4j.
    Refactored login output.
    Fixed imports.

    Change-Id: I15f40f26c5373222c903e74436ede3a9521d8bdb
    Issue-ID: LOG-631
    Signed-off-by: Robert Bogacki <r.bogacki@samsung.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index fee6611..2ac7452 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit fee6611fa805b6bb5f06f07b45396a71ad72c564
+Subproject commit 2ac7452ddf6b9cc1eb3b8c89555ab0144b7bf80d