Wiki titles on the sidebar overlap if they reach a certain length

Summary

If you have multiple wiki pages with a certain length of characters in their title (2 lines on the sidebar), their text slightly overlap making it difficult to read, especially if you have length titles for multiple wiki pages.

Steps to reproduce

1. Create wiki pages with their title exceeding 2 line on the side bar
2. Notice that the text overlaps

Example Project

https://gitlab.com/cmutua/wiki-overlap

What is the current bug behavior?

Wiki titles overlap they reach a certain length

What is the expected correct behavior?

Wiki titles should be displayed in the UI neatly.

Output of checks

This bug happens on GitLab.com and Self-Managed instances

Possible fixes