[ImgBot] Optimize images

*Total -- 1,286.11kb -> 1,209.33kb (5.97%)

/Assets/Bug Star icons/1024.png -- 39.75kb -> 33.77kb (15.04%)
/Assets/Scenes/1/Lightmap-1_comp_dir.png -- 24.44kb -> 22.48kb (8.02%)
/Assets/Materials/Textures/Wall/Tiles002_1K_Color.jpg -- 91.30kb -> 84.58kb (7.35%)
/Assets/Materials/Textures/Tiles107_1K_Color.jpg -- 237.33kb -> 220.45kb (7.11%)
/Assets/Materials/Textures/Wall/Tiles002_1K_NormalDX.jpg -- 230.20kb -> 213.97kb (7.05%)
/Assets/Scenes/1/Lightmap-2_comp_dir.png -- 52.10kb -> 49.56kb (4.87%)
/Assets/Materials/Textures/Tiles107_1K_NormalGL 1.jpg -- 569.68kb -> 544.41kb (4.44%)
/Assets/Scenes/1/Lightmap-0_comp_dir.png -- 41.32kb -> 40.11kb (2.92%)

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Author: ImgBotApp