Updated git submodules

Project: so master e4403ac81a7937f335d60f02c59e74369b1baa3f

Merge "Adding Junit"

Adding Junit

Adding Junit for SDNCAdapterCallbackRequest.java

Sonar Link:
https://sonar.onap.org/code?id=org.openecomp.so%3Aso&selected=org.openecomp.so.adapters%3Amso-sdnc-adapter%3Asrc%2Fmain%2Fjava%2Forg%2Fopenecomp%2Fmso%2Fadapters%2Fsdnc%2Fclient%2FSDNCAdapterCallbackRequest.java

Change-Id: I8c84a7aadeeccb4288c89b026d5d815f97f7f9dd
Issue-ID: SO-447
Signed-off-by: Sumapriya <SS00493505@techmahindra.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 6c5da4d..e4403ac 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 6c5da4d9bdba23392a92fd70c3a735d80cb64b10
+Subproject commit e4403ac81a7937f335d60f02c59e74369b1baa3f