fix(e2e-tests): add ngrok authtoken (#4125) (#4129)

Co-authored-by: Dylan Page <dylan.page@autodesk.com>

Author: gcp-cherry-pick-bot[bot]

scripts/e2e.sh

@@ -20,6 +20,7 @@ cd "${CIRCLE_WORKING_DIRECTORY}/e2e"
 sleep 2
 
 # start ngrok in the background and wait for it to start
+./ngrok config add-authtoken $NGROK_AUTH_TOKEN
 ./ngrok http 4141 > /tmp/ngrok.log &
 sleep 2