fix: area displays size on inspect

[amyspark-ng]

area apparently used to display "area" when inspecting, now it displays the vector size, in the same format as pos

[mflerackers]

Most likely you'll need to add inspect methods to each shape class. Then you can add shape: ${shape.inspect()}

[amyspark-ng]

that'd be nice, i could add that too

[amyspark-ng]

think i won't since it looks like the debug.inspect system is getting remade into something much nicer, feels like adding shape might imply also adding things like offset maybe? and also bloat the little box you get when you hover something on inspect mode, so i don't think i will