Update install script for runway

runway.yml

@@ -11,6 +11,6 @@ files:
     - checkpoints/*
 build_steps:
   - apt-get update
-  - apt-get upgrade -y
+  - apt-get upgrade -y > /dev/null
   - apt-get install -y cuda-nvcc-10-2 cuda-toolkit-10-2
   - pip install -r requirements.txt