Watching a model with custom get and setter doesn't work in some cases.

[Pentadome]

Vue version

3.4.35

Link to minimal reproduction

https://play.vuejs.org/#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

Steps to reproduce

See link.

What is expected?

watch of both model test1 and test2 to be called

What is actually happening?

Only the watch off test2 model is called

System Info

No response

Any additional comments?

No response