Add support for numerical sorting

[xX420MCplayerXx]

Describe the bug When you have 9 VMs labled 1-9 and you ad a 10th one, the 10th one will be uner the 1st one and not the 9th one.

To Reproduce Steps to reproduce the behavior:

1. Create 9 VMs labled 1-9.
2. Create a 10th labled 10
3. You will see that the 10th one is under the 1st one and not the 9th one.

Expected behavior What I expected to happen is the 10th one is placed under the 9th one.

Screenshots

Environment (please complete the following information):

• Host OS: Windows 10 Pro 22H2 OS Build 19045.4046
• 86Box build 4311 regular
• 86Box Manager Version 1.7.4

Additional context I like ordering my VMs, so this annoys me.