Update EBS Snapshot for RWD Worker instances
Update EBS Snapshot for RWD Worker instances

Due to issues uncovered in
https://github.com/WikiWatershed/rapid-watershed-delineation/issues/68

It was required to update the DRB RWD files and generate a new snapshot
from the volume.

WikiWatershed/model-my-watershed,kdeloach/model-my-watershed,WikiWatershed/model-my-watershed,kdeloach/model-my-watershed,kdeloach/model-my-watershed,WikiWatershed/model-my-watershed,WikiWatershed/model-my-watershed,kdeloach/model-my-watershed,WikiWatershed/model-my-watershed,kdeloach/model-my-watershed