Update git submodules

Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 0772e8876fa155fd93b7abb5816a6d9a040aa7f6
  - Merge "optimize camunda process instance history"
  - optimize camunda process instance history

    Set buinessKey to requestId. Added plugin to pass businessKey to
    subprocesses
    Updated process-instance and activity-instance lookups to filter
    response
    Removed duplicate tests and updated att history lookup
    Updated businessKey to be set to mso-request-id
    Updated snapshot version to fix build issues
    Removed query param from properties. added uribuilder
    Updated to use uriBuilder.build().toString()
    Updated unit tests to lookup by procesInstanceId to fix build failure

    Issue-ID: SO-2650
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@att.com>
    Change-Id: I357053c52a75ee5149a56392ce866dbb654b541d