Update dependency uglify-js to v3.6.5 (#12748)
Update dependency uglify-js to v3.6.5 (#12748)


wagnerand/addons-server,mozilla/addons-server,diox/olympia,eviljeff/olympia,eviljeff/olympia,bqbn/addons-server,bqbn/addons-server,mozilla/olympia,diox/olympia,eviljeff/olympia,bqbn/addons-server,wagnerand/addons-server,diox/olympia,mozilla/olympia,eviljeff/olympia,mozilla/olympia,mozilla/addons-server,diox/olympia,wagnerand/addons-server,mozilla/olympia,mozilla/addons-server,bqbn/addons-server,wagnerand/addons-server,mozilla/addons-server