Update submodule sitl_gazebo to latest Sun Aug  2 16:36:22 UTC 2020
Update submodule sitl_gazebo to latest Sun Aug  2 16:36:22 UTC 2020

    - sitl_gazebo in PX4/Firmware (1191a0efe62259b1d6f79c288d59366f34e74a6f): https://github.com/PX4/sitl_gazebo/commit/ce1eca2bd0bedf9305d09b622454fa21962d50ba
    - sitl_gazebo current upstream: https://github.com/PX4/sitl_gazebo/commit/037ce1b3b88b1c25abc1f525fbbbec84589d090d
    - Changes: https://github.com/PX4/sitl_gazebo/compare/ce1eca2bd0bedf9305d09b622454fa21962d50ba...037ce1b3b88b1c25abc1f525fbbbec84589d090d

    037ce1b 2020-07-24 Jan-Hendrik Ewers - Oversight fix from #544 (#553)

krbeverx/Firmware,krbeverx/Firmware,PX4/Firmware,krbeverx/Firmware,PX4/Firmware,PX4/Firmware,acfloria/Firmware,acfloria/Firmware,krbeverx/Firmware,acfloria/Firmware,acfloria/Firmware,PX4/Firmware,PX4/Firmware,PX4/Firmware,acfloria/Firmware,PX4/Firmware,acfloria/Firmware,krbeverx/Firmware,acfloria/Firmware,krbeverx/Firmware,krbeverx/Firmware