brand item should not be clickable when being on the landing page

[Maximilian Bosch]

Description

On the left side of the menu is a big link with the label "Sentent'aregum", the so-called brand, which is a link referring to the landing page.

Steps to reproduce

• Go to the landing page (Url: /#/).
• Click on the link
• The link re-renders the page

Expected behavior

The link must not be clickable on the landing page.