Crash on g_type_check_instance_cast when creating a project

Reproduction steps:
1. Create a new project

Expected result: The project is created and opened
Actual result: Unity Editor crashes

Reproducible with: 2022.3.57f1
Not reproducible with: 2021.3.45f1, 2022.3.56f1, 6000.0.33f1

Reproducible on: Ubuntu 24.04
Not reproducible on: Windows 10

First lines of the stack trace:
#1 0x0079d54ebad1e0 in g_type_check_instance_cast
#2 0x005ac5ff80bd14 in DestroyGtkWindow(void*)
#3 0x005ac5ff7cf640 in SetSplashScreenWindow(void*)
#4 0x005ac5ff7f79b1 in InitializeUnity(void*)
#5 0x0079d54d9454a2 in g_main_context_check

Note: CQA did not test this, but this is a regression caused by https://issuetracker.unity3d.com/product/unity/issues/guid/UUM-92485