changing mount dir of the docker runner so can get the backed-up metoffice stuff from willow

configs/docker/run/launchDockerRunnerIaas.sh

@@ -4,7 +4,7 @@ set -e
 docker run -it -v "/storage/app/EWS_prod/code:/storage/app/EWS_prod/code" \
   -v "/storage/app/EWS_prod/regions:/storage/app/EWS_prod/regions" \
   -v "/storage/app/EWS_prod/envs/credentials:/storage/app/EWS_prod/envs/credentials" \
-  -v "/storage/sftp:/storage/sftp" \
+  -v "/mnt/RFS/production_backup/:/storage/sftp" \
   -v "/mnt/ewsmanager/RDS/webdata:/storage/moved" \
   -w "/storage/app/EWS_prod/code" \
   --name ews_runner \