As part of the bookmarks being turned into "saves" change, the badges associated with bookmarked questions are being updated to reflect the rename, as well as new badges being added for saved answers. The "saves" features have not been released yet, though.
However, as noted in chat, the wording for the "Favorite Question" badges has already been changed, and the new answer versions of these badges are already live in the badges page:
Since the saves feature changes have not yet been implemented, the badges probably shouldn't be updated or live until the saves feature is actually released. It's just liable to cause confusion by being changed early.