Release Notes for v18.2.1

Fixes

• Fixed an issue where BrowserWindow#isFocused() was returning false when blur() was called on macOS. #34030 (Also in 17, 19)
• Fixed an issue where mixed-case extension filters in file dialogs were ignored on Linux. #34016 (Also in 19)
• [Mac] Fixed Partition Alloc related crash in pre-BigSur (macos <= 10.15). #33965 (Also in 19)

Other Changes

• Backported fix for CVE-2022-1492. #34048