[Bug] lose mentioned links in imported data folders

### Bug Description

it worked, thank you very much.
just a small error where the referenced pages does not link to the pages.
the pages are there but the links to them are broken.. so i had like "Month 1, Month 2, Month3" below core content notes which would refer to those pages. and within these I had multiple dayily pages linked/referenced.

### How to Reproduce


### Expected Behavior

Links remain after import

### Operating System

macOS

### AppFlowy Version(s)

v0.7.0

### Screenshots

_No response_

### Additional Context

_No response_