Squeekboard on-screen keyboard can't input more than the first character into a textbox

[Skgland]

Describe the bug

On Screen Keyboard (raspberry-pi squeekboard) cannot enter more than one character into text inputs.

To Reproduce
Steps to reproduce the behavior:

1. cargo install --git https://github.com/emilk/egui.git hello_world
2. ~/.cargo/bin/hello_world
3. attempt to type something into the textbox using the on-screen keyboard
4. notice that input can't input more characters when there is at least one character already entered

Expected behavior
Input via on-screen keyboards works

Screenshots

on-screen-keyboard-problems.mp4

Desktop:

$> lsb_release -a
Distributor ID:	Debian
Description:	Debian GNU/Linux 12 (bookworm)
Release:	12
Codename:	bookworm

$> apt list --installed squeekboard -a
Listing... Done
squeekboard/stable,now 1.21.0-1+rpt11 arm64 [installed]
squeekboard/stable 1.21.0-1 arm64

[Skgland]

I just saw #5817 and the behavior of only being able to type the first character appears to be the same, though in my case it is not limited to non-ASCII characters.