Version dropdown too long

[vgibilmanno]

Current Behavior

Version: v4.10.1

The version dropdown of a project gets too long if there are many versions. It is not possible to scroll. See picture below:

Proposed Behavior

Give the dropwdown a max-height and overflow-y auto to make it look like this:

Checklist

• [X] I have read and understand the contributing guidelines
• [X] I have checked the existing issues for whether this enhancement was already requested