Update submodule sitl_gazebo to latest Sat May 22 00:38:23 UTC 2021
Update submodule sitl_gazebo to latest Sat May 22 00:38:23 UTC 2021

    - sitl_gazebo in PX4/Firmware (61e972ba350e4bbd14963ed6a3680da5281e7b1d): https://github.com/PX4/PX4-SITL_gazebo/commit/f10ccb7ec34e35842254fe969d49beea699a8ffb
    - sitl_gazebo current upstream: https://github.com/PX4/PX4-SITL_gazebo/commit/5c248898524cb670df496149de5e4692e16e69dc
    - Changes: https://github.com/PX4/PX4-SITL_gazebo/compare/f10ccb7ec34e35842254fe969d49beea699a8ffb...5c248898524cb670df496149de5e4692e16e69dc

    5c24889 2021-05-20 Andrew Voznytsa - Use cmake to find and link to gstreamer-app-1.0

acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware