Change default scene to new faro fire academy

Author: andrewjong

.env

@@ -3,7 +3,7 @@ PROJECT_NAME="airstack"
 PROJECT_VERSION="0.13.0"
 # can replace with your docker hub username
 PROJECT_DOCKER_REGISTRY="airlab-storage.andrew.cmu.edu:5001/shared"
-DEFAULT_ISAAC_SCENE="omniverse://airlab-storage.andrew.cmu.edu:8443/Projects/AirStack/fire_academy.scene.usd"
+DEFAULT_ISAAC_SCENE="omniverse://airlab-storage.andrew.cmu.edu:8443/Projects/AirStack/AFCA/fire_academy_faro_with_sky.scene.usd"
 PLAY_SIM_ON_START="true"
 # the file under robot/docker/ that contains the robot's environment variables
 ROBOT_ENV_FILE_NAME="robot.env"