nolabs: Set bash options

Change-Id: Ifd45e3ec791121388532209b96e8d0ceb9927e83
diff --git a/jjb/nolabs/handle-booking.sh b/jjb/nolabs/handle-booking.sh
index e0096a9..30f82d5 100644
--- a/jjb/nolabs/handle-booking.sh
+++ b/jjb/nolabs/handle-booking.sh
@@ -1,4 +1,7 @@
 #!/bin/bash
+set -o errexit
+set -o nounset
+set -o pipefail
 
 cd $WORKSPACE