Bump gatekeeper to v0.8.16.
Bump gatekeeper to v0.8.16.

NREL/api-umbrella,OdiloOrg/api-umbrella-router,apinf/api-umbrella,OdiloOrg/api-umbrella-router,apinf/api-umbrella,NREL/api-umbrella-router,NREL/api-umbrella-router,apinf/api-umbrella,apinf/api-umbrella,apinf/api-umbrella,NREL/api-umbrella-router,NREL/api-umbrella,NREL/api-umbrella,NREL/api-umbrella,OdiloOrg/api-umbrella-router