In Windows 11, don't block system from automatically rounding windows

[rakleed]

Steps to reproduce

1. Open AdGuard window

Expected behavior

In Windows 11, windows are automatically rounded by the system.

Actual behavior

In Windows 11, windows are not automatically rounded by the system. Although the menu in the system tray is rounded off by the system without problems.

Screenshot:

Customer ID

679969

Your environment

• Environment name and version: N/A
• Operating system and version: Windows 11, v. 22H2, build 22621.819

[northis]

We will do it in 8.0 version.