[ImgBot] Optimize images

*Total -- 4,018.86kb -> 2,437.90kb (39.34%)

/assets/images/posts/2020-11-07-turnover-and-update/3.png -- 901.42kb -> 494.79kb (45.11%)
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/assets/images/posts/2020-10-01-deployment-using-aws-ecs-ecr/pipeline-capture.png -- 1,010.17kb -> 614.77kb (39.14%)
/assets/images/posts/2020-10-01-deployment-using-aws-ecs-ecr/diagram.png -- 27.02kb -> 16.50kb (38.94%)
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/assets/images/posts/2020-11-07-turnover-and-update/1.jpg -- 29.69kb -> 28.57kb (3.8%)

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