[ImgBot] Optimize images

*Total -- 201.34kb -> 170.53kb (15.3%)

/[ Day 5 ] - Hand Scanning Animation/hand_02.png -- 27.82kb -> 13.14kb (52.76%)
/[ Day 5 ] - Hand Scanning Animation/hand_01.png -- 15.40kb -> 8.36kb (45.69%)
/[ Day 5 ] - Hand Scanning Animation/points.png -- 11.95kb -> 9.07kb (24.12%)
/[ Day 5 ] - Hand Scanning Animation/lines.png -- 37.00kb -> 33.97kb (8.19%)
/[ Day 8 ] - Dynamic Island of iPhone/bg.jpg -- 109.17kb -> 105.99kb (2.91%)

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