Updated git submodules

Project: so master 8681d6822d4a650424bc8b5f9578bb0da9d0796a

Merge "Fix some Sonar Blockers in workflow/serviceTask"

Fix some Sonar Blockers in workflow/serviceTask

Some files in which the sonar code fixes are done:

https://sonar.onap.org/code?id=org.onap.so%3Aso&selected=org.onap.so%3AMSOInfrastructureBPMN%3Asrc%2Fmain%2Fjava%2Forg%2Fopenecomp%2Fmso%2Fbpmn%2Finfrastructure%2Fworkflow%2FserviceTask

Change-Id: I6c25c6553008c8cea53b11a71dbe89c28b3bb441
Issue-ID: SO-455
Signed-off-by: Shashank Kumar Shankar <shashank.kumar.shankar@intel.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 9f28878..8681d68 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 9f2887817dd758630d4d4ef94607ed69316904bc
+Subproject commit 8681d6822d4a650424bc8b5f9578bb0da9d0796a