New documents are created as US letter even though region is set to Europe

[JMoVS]

Describe the bug New documents created are created with the US Letter page format

To Reproduce Steps to reproduce the behavior:

1. Create a new text document

Expected behavior Document created is in DIN A4 format

Screenshots If applicable, add screenshots to help explain your problem.

Client details:

• OS: macOS
• Browser Vivaldi, Firefox

Server details

Operating system:

Web server:

Database:

PHP version:

Nextcloud version: 27 Version of the richdocuments app 8.1.1 Version of Collabora Online COOLWSD version: 23.05.2.2 (git hash: 91c166d (E)) LOKit version: Collabora Office 23.05.2.2 (git hash: 22110b2) Served by: Debian GNU/Linux 12 (bookworm) Server ID: 8b898b8d

Logs

Nextcloud log (data/nextcloud.log)

Insert your Nextcloud log here

Browser log

Insert your browser log here, this could for example include:

a) The javascript console log
b) The network log
c) ...

this is I think similar/the same as https://github.com/nextcloud/richdocuments/issues/2983