Long folder names create sync error

[Syntoxr]

Description
#1620 Introduced the shortening of folder names with the name ending with .... Sadly, this causes the windows sync client to throw errors because a file name must not end with a .

Reproduction
Steps to reproduce the behavior:

1. Create recipe with long name that will be shortened
2. Activate syncing the recipes folder on a windows sync client (with NTFS I think)

Expected behavior
No sync errors.
Maybe use another way to show that the name has been shortened, like appending -short for example.

Actual behavior
Sync errors

Screenshots
Error Message:

File names ending with a dot are not supported by this file system.

Browser
Firefox 126.0 (64-Bit)

Versions
Nextcloud server version: 27.1.9
Cookbook version: 0.10.5
Database system: MySQL