$$ownership_validator seems to try to access selectedBoard instead of $$props.selectedBoard

[00swinter]

Describe the bug

I found this bug!

Discord thread link:
https://discord.com/channels/457912077277855764/1369811176615055360

repl recreation (check out the logs):
https://svelte.dev/playground/ba3fdb13c54a41a4aed0414dc05a4f58?version=5.28.2

Reproduction

https://svelte.dev/playground/ba3fdb13c54a41a4aed0414dc05a4f58?version=5.28.2

Logs

groupName:  area_control_UP

selectedBoard:  0

state of the group read WITH selectedBoard:  true

^^^^^^this means it WORKED but at the same time it DIDNT

Error:
ReferenceError
ReferenceError: selectedBoard is not defined
    at toggleMarkerGroup (playground:output:4612:6)
    at HTMLButtonElement.on_click$1 (playground:output:4583:3)
    at HTMLBodyElement.handle_event_propagation (playground:output:3064:11)

(all happening in the same scope)

System Info

System:
    OS: Windows 11 10.0.22631
    CPU: (8) x64 Intel(R) Core(TM) i5-1035G4 CPU @ 1.10GHz
    Memory: 1.36 GB / 7.60 GB
  Binaries:
    Node: 22.14.0 - C:\Program Files\nodejs\node.EXE
    npm: 10.9.2 - C:\Program Files\nodejs\npm.CMD
  Browsers:
    Edge: Chromium (132.0.2957.115)
    Internet Explorer: 11.0.22621.3527

Severity

blocking all usage of svelte

[PatrickG]

Duplicate of #15840 and fixed by #15848.