Release Notes for v4.0.3

Fixes

• Fixed a memory leak in desktopCapturer.getSources('screen') on macOS. #16555
• Fixed an issue where data streamed from registerStreamProtocol could be truncated before completion. #16540
• Fixed extra closing parenthesis. #16528
• Fixed memory leak caused by webFrame.setSpellCheckProvider. #16524

Other Changes

• Fixed speechSynthesis / text-to-speech. #16437

Documentation

• Documentation changes: #16487