Update git submodules

Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to 12750c04bc340ac2e4cf4497bc31323f9d1811e7
  - Merge "Unit test instability fix"
  - Unit test instability fix

    simulator_should_send_fileready_message test was failing in maven, but
    working well in eclipse. Duration and Interval are now equal, and
    exactly 1 trigger should occur regardless of the execution environment.

    Change-Id: I9f283364d4717c6e4aa45b88ee7e9da393fa11c4
    Issue-ID: DCAEGEN2-1434
    Signed-off-by: TamasBakai <tamas.bakai@est.tech>