message: Fix issue:
  Fixes Autostart SITL error during launch of integration tests by
  correcting second argument to PX4 `Tools/sitl_run.sh`.
diff: @@ -50,7 +50,7 @@ cd $px4_firmware_dir/build/posix_sitl_default/tmp
  # And run
  $px4_firmware_dir/Tools/sitl_run.sh \
  - $px4_firmware_dir/build/posix_sitl_default/src/firmware/posix/px4 \
  + $px4_firmware_dir/build/posix_sitl_default/px4 \
  posix-configs/SITL/init/lpe \
  none gazebo iris \
  $px4_firmware_dir \
  