Revert "Shorten billing prefix and add comment. (#256)" (#258)
Revert "Shorten billing prefix and add comment. (#256)" (#258)

This reverts commit 7084ee8a7430ee5df9c266d6d817be99be2f9a8e.

This broke CircleCI on master, see for example https://circleci.com/gh/all-of-us/workbench/2743 (:tools:loadConfig fails).
all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench