`selectedObjects` reports incorrect amount when shift clicking.

[bitttttten]

Repro: https://codesandbox.io/p/sandbox/nervous-artem-dxm4w3?file=%2Fsrc%2FApp.js%3A6%2C19-6%2C34

If you make 3 circles, and then shift click them all, it reports only 1 item selected:

However, if you make a selectionbox over all the items, then it reports it correctly:

[asotog]

let me check this soon this week