### Steps to reproduce

1. Create a wiki page with several Non-ASCII headings

2. Add there ToC macros

3. Save page, try to click ToCs links.


### What is the buggy behavior?

Nothing happens.

### What is the expected behavior?

Jump to apropriate link.

### Environment information

**OpenProject installation type:**

* Docker-compose installation (slim)


**OpenProject version**

_15.3.2_

**Browser**

* [x] Chrome
* Begin of the insertion[x]End of the insertion Begin of the deletion [ ]End of the deletion Firefox
* [ ] Safari
* [ ] Mobile Safari
* [x] Other (Edge)

**Operating System**

* [x] Windows
* [ ] Mac OS X
* [ ] Mobile iOS
* [ ] Mobile Android
* [x] Linux (Archlinux)
* [ ] Chrome OS
* [ ] Other (please specify)

### Additional info:

ATM, all links are generated by setting ID to exact heading text which can contain special symbols. Looks like some browsers don't like such IDs.