[ImgBot] Optimize images

*Total -- 837.77kb -> 642.11kb (23.36%)

/Objects/object_layout_full_312.png -- 16.69kb -> 6.37kb (61.85%)
/Objects/object_layout_full_313.png -- 16.58kb -> 6.37kb (61.59%)
/Lib/profiling/sampling/_assets/python-logo-only.png -- 20.15kb -> 13.34kb (33.79%)
/Doc/library/kde_example.png -- 307.76kb -> 207.27kb (32.65%)
/Doc/howto/logging_flow.svg -- 13.97kb -> 10.55kb (24.51%)
/Objects/object_layout_313.png -- 34.23kb -> 27.59kb (19.42%)
/Doc/using/mac_installer_07_applications.png -- 145.34kb -> 117.87kb (18.9%)
/Objects/object_layout_312.png -- 32.27kb -> 27.03kb (16.23%)
/Doc/using/win_install_freethreaded.png -- 230.71kb -> 207.16kb (10.21%)
/PC/icons/idlex150.png -- 20.06kb -> 18.56kb (7.46%)

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