py-rich: updated to 10.7.0

10.7.0

Added

Added Text.apply_meta
Added meta argument to Text.assemble
Added Style.from_meta
Added Style.on
Added Text.on

Changed

Changed RenderGroup to Group and render_group to group (old names remain for compatibility but will be deprecated in the future)
Changed rich.repr.RichReprResult to rich.repr.Result (old names remain for compatibility but will be deprecated in the future)
Changed meta serialization to use pickle rather than marshal to permit callables

(adam)