Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to 287b75a69965d90e56dee2e6006fde931f9942d6
  - Update A1 Adaptor section to user guide
    
    Change-Id: I6b1d1173bcb2c9e190584445fde561b204e8664c
    Signed-off-by: Dongho Kim <dk5913@att.com>
    Issue-ID: INT-1503
    
1 file changed