Update git submodules

Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 8862df323bde6ceeb685281a70d22b0dc53b6eb0
  - Merge "add manual handling to rainy day handling for bbs"
  - add manual handling to rainy day handling for bbs

    Initial Manual Handling addition to Rainy Day BB handling.
    Reenable task API, add task variable setup.
    TaskTimeout will come from the configuration settings.
    Update the base path for the APIH manual tasks junit.
    Additional JUNIT tests for manual handling
    Add Manual as a primary policy for Change Management BBs.
    Error handling changes and robot tests for manual handling.
    Correct failure data retrieval when serviceSubscription is unavailable.
    Correct failure data retrieval when serviceSubscription is unavailable.
    Keep WorkflowException when manual pause gets invoked; improved error
    reporting.

    Issue-ID: SO-2616
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@att.com>
    Change-Id: I98a84c1a489bb7b24b68e567f604aeb074fd7bf9