Update git submodules

* Update docs/submodules/aai/sparky-be.git from branch 'master'
  to e9681f5effbd7db9e1533f268eda10fc97cfb3eb
  - Release 1.6.2 artifacts
    
    Issue-ID: AAI-2580
    Change-Id: Ibc8ca399b8e75d8e76f32d86df09cbed78dbe608
    Signed-off-by: Jimmy Forsyth <jf2512@att.com>
    
1 file changed