Battlefield 6’s latest update almost introduced a great change to XP boosts, only for developer Battlefield Studios to state it was an “error” and walk it back. Even more confusing–it’s actually the second time the exact same mistake has been made in three weeks.  As part of Battlefield 6’s June 30 update, one that overhauled the game’s gunplay and introduced a new mode, a surprising, but welcome, message greeted players who logged in: “XP Boost Update: Now Based On In-Game…