Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 6ab58d3a85a31badcd1f1f4ace5c37d7a4ba7e96
  - Merge "JUnit tests for NetworkAdapterRest"
  - JUnit tests for NetworkAdapterRest

    Increased junit tests coverage according to Sonar analyses.
    Added test for a network rollback.

    Change-Id: I85622f62246b4bf3cc8d2ad253facaa2823923e7
    Issue-ID: SO-1692
    Signed-off-by: Robert Bogacki <r.bogacki@samsung.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 3805fcb..6ab58d3 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 3805fcbaaf946b31442941d2285f214985910a68
+Subproject commit 6ab58d3a85a31badcd1f1f4ace5c37d7a4ba7e96