Files can't be opened in groupfolder without sharing option

[Dennis1993]

Describe the bug
Users can't open files if the file is located in a groupfolder without the share persmission. If a users has only READ and WRITE permission and no SHARE the following error appears:

As an admin account I can open this file without any problems.
If I set the SHARE permission for users the problem is gone:

To Reproduce
Steps to reproduce the behavior:

1. Create a groupfolder
2. Grant no share permission for a users
3. open a file

Expected behavior
File should be opens if the users has no share permission. Read-permission is enough

Client details:

• OS: Windows 10 and 11
• Browser Microsoft Edge 125 und 126

Server details

Operating system:
Ubuntu 20.04.4

Web server:
Apache 2.5.59

Database:
MariaDB

PHP version:
8.3

Nextcloud version:
29.0.2

Version of the officeonline app
2.2.1

Version of Office Online server
latest

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{"reqId":"4X0GXDJsIDuZMPd2qi4g","level":3,"time":"2024-06-19T17:12:09+00:00","remoteAddr":"10.10.2.12","user":"--","app":"PHP","method":"GET","url":"/index.php/apps/officeonline/wopi/files/2882441_oc9f2e8f0a5d/contents?access_token=6sTBUrmgRsp1AVvp4mpIWWcvlZgbOVUC&access_token_ttl=0","message":"Undefined array key 0 at /var/www/html/apps/officeonline/lib/Controller/WopiController.php#313","userAgent":"MSWAC","version":"29.0.2.2","data":{"app":"PHP"},"id":"66731170e024e"}

Nextcloud log (data/nextcloud.log)

Insert your Nextcloud log here

Browser log

![image](https://github.com/nextcloud/officeonline/assets/1473674/98d45dae-79b2-455b-8602-2e40998d6350)