[ImgBot] Optimize images

*Total -- 2,371.77kb -> 1,470.13kb (38.02%)

/JavaScript DOM and Events Fundamentals/Project 3 - Pig Game/images/dice-6.png -- 5.23kb -> 1.19kb (77.23%)
/JavaScript DOM and Events Fundamentals/Project 3 - Pig Game/images/dice-3.png -- 4.89kb -> 1.16kb (76.32%)
/JavaScript DOM and Events Fundamentals/Project 3 - Pig Game/images/dice-2.png -- 4.22kb -> 1.04kb (75.42%)
/JavaScript DOM and Events Fundamentals/Project 3 - Pig Game/images/dice-1.png -- 3.46kb -> 0.87kb (74.75%)
/JavaScript DOM and Events Fundamentals/Project 3 - Pig Game/images/dice-5.png -- 5.14kb -> 1.31kb (74.55%)
/JavaScript DOM and Events Fundamentals/Project 3 - Pig Game/images/dice-4.png -- 4.47kb -> 1.25kb (72.08%)
/Bankist/images/logo.png -- 4.16kb -> 1.63kb (60.76%)
/Working with Arrays/Bankist/images/logo.png -- 4.16kb -> 1.63kb (60.76%)
/JavaScript DOM and Events Fundamentals/Project 3 - Pig Game/images/pig-game-flowchart.png -- 660.03kb -> 334.42kb (49.33%)
/Bankist/images/icon.png -- 3.83kb -> 2.09kb (45.36%)
/Working with Arrays/Bankist/images/icon.png -- 3.83kb -> 2.09kb (45.36%)
/Bankist/images/Bankist-flowchart.png -- 834.18kb -> 560.73kb (32.78%)
/Working with Arrays/Bankist/images/Bankist-flowchart.png -- 834.18kb -> 560.73kb (32.78%)

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