fix: stack view header

[Schwehn42]

Description

Fixes #5466

This PR fixes multiple issues related to the stack view:

• Header would be cut off
• Header would overflow the limits
• Description didn't make use of full width

These issues should be fixed now.

Changelog

• Change stack view to grid
• Change header from h2 to div
• Adjust widths and limits for header name and description

Checklist

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• The light- and dark-theme are both supported and tested
• The design was implemented and is responsive for all devices and screen sizes
• The application was tested in the most commonly used browsers (e.g. Chrome, Firefox, Safari)

(Optional) Visual Changes

Before

After

[BingeCode]

lgtm!

[github-actions]

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