[Bug]: code blocks in lists are not using existing space

[individual-it]

Is there an existing issue for this?

• I have searched for an existing issue

Describe the bug

when using code-block in lists the code-block is only as wider as the list heading, even if more space is availibale

Steps To Reproduce

check the output of this presentation

1. enable xdebug module:
    ```
    sudo phpenmod -v <PHP version> xdebug
    ```
2. restart apache:
    ```
    sudo systemctl restart apache2
    ```

Expected Behavior

available space should be utilized

Actual Behavior

The first codeblock shows a scroll bar

Examples, Code Samples, or Screenshots

Workaround:
use <!-- .element: style="width: 100%;" --> with the code block

1. enable xdebug module:
    ```
    sudo phpenmod -v <PHP version> xdebug
    ```
    <!-- .element: style="width: 100%;" -->
2. restart apache:
    ```
    sudo systemctl restart apache2
    ```
     <!-- .element: style="width: 100%;" -->

Environment

- **OS**: Ubuntu 22.04
- **ownCloud Web**: ownCloud Web UI 8.0.0
- **oCIS**: Infinite Scale 5.0.0-RC4

What browsers are you seeing the problem on?

Firefox, Chrome