"Present units" clashes with unit orders when investigating cities

[lmoureaux]

Describe the bug

The "Present units" panel overlaps with the unit description and orders panel when investigating a city.

To Reproduce Steps to reproduce the behavior:

1. Investigate a city

Expected behavior

There is no overlap.

Platform and version (please complete the following information):

• OS: some Linux
• Freeciv21 version: 3.0-alpha4
• Ruleset/Longturn game (if applicable): LTEx24

Additional context

Reported by soundnfury on Discord.

[lmoureaux]

Confirmed. This is a quite annoying bug.

[lmoureaux]

Also related are various instances where managing units from the city screen result in the same overlap problem.

[lmoureaux]

Pushing to beta2 because more refactoring is expected there.