Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to eb3835986cec920c7add691fc9233e4be7c238cc
  - Fixing ccvpn parsing issue
    
    Fixing ccvpn parsing issue.
    
    Issue-ID: SO-1393
    Signed-off-by: subhash kumar singh <subhash.kumar.singh@huawei.com>
    Change-Id: Iaee7d003f8d657a93901b51bef9bedab0433b75c
    
diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index e709eab..eb38359 160000
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit e709eab9ab55753eb17e435ee87f7f32d811bce2
+Subproject commit eb3835986cec920c7add691fc9233e4be7c238cc