[ImgBot] Optimize images

*Total -- 86.46kb -> 60.62kb (29.89%)

/app/src/main/ic_launcher-playstore.png -- 23.11kb -> 11.27kb (51.25%)
/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png -- 5.99kb -> 4.24kb (29.24%)
/app/src/main/res/mipmap-xxhdpi/ic_launcher.png -- 4.11kb -> 3.03kb (26.29%)
/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png -- 12.21kb -> 9.03kb (26.05%)
/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png -- 8.35kb -> 6.27kb (24.94%)
/app/src/main/res/mipmap-xhdpi/ic_launcher.png -- 2.71kb -> 2.04kb (24.67%)
/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png -- 5.18kb -> 3.94kb (23.97%)
/app/src/main/res/mipmap-mdpi/ic_launcher_round.png -- 2.46kb -> 1.88kb (23.64%)
/app/src/main/res/mipmap-hdpi/ic_launcher_round.png -- 3.65kb -> 2.80kb (23.22%)
/app/src/main/res/mipmap-mdpi/ic_launcher.png -- 1.44kb -> 1.12kb (22.45%)
/app/src/main/res/mipmap-hdpi/ic_launcher.png -- 1.92kb -> 1.51kb (21.28%)
/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground.png -- 6.37kb -> 5.39kb (15.33%)
/app/src/main/res/mipmap-xxhdpi/ic_launcher_foreground.png -- 4.38kb -> 3.85kb (12.05%)
/app/src/main/res/mipmap-xhdpi/ic_launcher_foreground.png -- 2.64kb -> 2.42kb (8.5%)
/app/src/main/res/mipmap-hdpi/ic_launcher_foreground.png -- 1.95kb -> 1.84kb (5.46%)

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