refs: CNVS-27679
if you name your config files *.config.babel.js
webpack knows to run them through babel. this change
makes it so use es6 stuff in the webpack.config files
(including everything in /frontend_build)
test plan:
run webpack
it should work
Change-Id: I6ceda3386227c30e106339f744f18dc61bbab54b
Reviewed-on: https://gerrit.instructure.com/73241
Tested-by: Jenkins
Reviewed-by: Clay Diffrient <cdiffrient@instructure.com>
Reviewed-by: Ethan Vizitei <evizitei@instructure.com>
Product-Review: Ryan Shaw <ryan@instructure.com>
QA-Review: Ryan Shaw <ryan@instructure.com>