* Remove doubled-up I18n Provider. ModalManager already provides this. * Reconfigure svgr into a vite-friendly `?react` resource query * Move InviteDialog test to vitest * Move RoomHeader tests to Vitest * Share serializer between Jest & Vitest * Attempt to stabilise InviteDialog test * Fix async leaks * Migrate more tests to vitest * Migrate MatrixChat test to vitest * Deflake * Iterate * Iterate * Iterate