[ImgBot] Optimize images

*Total -- 505.78kb -> 386.73kb (23.54%)

/vscode/assets/assets/ba.png -- 72.56kb -> 33.52kb (53.8%)
/vscode/assets/assets/markdown.png -- 8.11kb -> 3.94kb (51.49%)
/vscode/icons/Icon-maskable-512.png -- 20.51kb -> 10.54kb (48.61%)
/vscode/icons/Icon-maskable-192.png -- 5.46kb -> 3.66kb (33.05%)
/vscode/assets/assets/json.png -- 14.18kb -> 10.50kb (25.9%)
/vscode/assets/assets/dart.png -- 16.92kb -> 13.54kb (20.01%)
/vscode/assets/assets/banner1.png -- 79.91kb -> 65.78kb (17.68%)
/vscode/assets/assets/vscode.png -- 127.50kb -> 107.25kb (15.88%)
/vscode/vscode.png -- 127.50kb -> 107.25kb (15.88%)
/vscode/assets/assets/html.png -- 11.83kb -> 10.16kb (14.08%)
/vscode/assets/assets/js.png -- 21.31kb -> 20.60kb (3.34%)

Signed-off-by: ImgBotApp <ImgBotHelp@gmail.com>

Author: ImgBotApp