Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 8d6ab97663555f9b5798069d524e3f92bc32b90b
  - Merge "Updated logging library version to 1.6.2-SNAPSHOT"
  - Updated logging library version to 1.6.2-SNAPSHOT
    
    Updated logging library version to 1.6.2-SNAPSHOT
    
    Issue-ID: SO-2509
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@att.com>
    Change-Id: I59e59dc4998897d96c2966e13f947b695c050a5c
    
diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index f890e07..8d6ab97 160000
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit f890e0788a23de5114a3fc2ac7ec1ce1c10f859f
+Subproject commit 8d6ab97663555f9b5798069d524e3f92bc32b90b