LuaIDE has stopped unexpectedly upon close

[RoddieKieley]

Describe the bug While testing the nightly stabilization/2310 debian package installer on a clean install of Ubuntu 22.04.3 I was opening and closing tool windows to ensure they were working ok. I had installed the package, started a default NewProject, built it via the Project Manager, then entered the Editor. The second time I opened and closed the LuaIDE I saw the following:

Showing the Details I saw:

and

which indicated that there had been a segmentation fault.

Assets required Default NewProject generated and built.

Steps to reproduce As described above.

Expected behavior LuaIDE should continue to sequentially open and close without issue.

Actual behavior Crash

Screenshots/Video As above

Found in Branch stabilization/2310

Commit ID from o3de/o3de Repository Not built from git.

Desktop/Device (please complete the following information):

• Device: HP z820 workstation
• OS: Ubuntu
• Version 22.04.3
• CPU 2x Intel Xeon E5-2670 8c16t
• GPU NVIDIA A4000 RTX
• Memory 256GB

Additional context

[lemonade-dm]

This looks like a crash in the QTWidgets. I wonder if the issue is related to a refreshing a QT Widget that has been deleted. Assigning @o3de/sig-content