[ImgBot] Optimize images

*Total -- 554.24kb -> 424.25kb (23.45%)

/public/favicon.png -- 397.40kb -> 291.58kb (26.63%)
/CalculatorOne/Assets.xcassets/AppIcon.appiconset/CalculatorOne.png -- 156.83kb -> 132.68kb (15.4%)

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Author: ImgBotApp