[custom elements api] using v-if in custom element slot doesn't work

[wolandec]

Vue version

3.5.13

Link to minimal reproduction

https://play.vuejs.org/#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

Steps to reproduce

Click on the button multiple times and see no <div v-if="count > content

What is expected?

When we click on the button third time both Count > 1 using v-if condition and Count > 1 using v-show condition should be visible when isShown true and count is more that 1.

What is actually happening?

content from

never shows

System Info

Any additional comments?

possibly related to this issue #13199