[ImgBot] Optimize images

[imgbot[bot]]

Beep boop. Your images are optimized!

Your image file size has been reduced by 32% 🎉

Details

File	Before	After	Percent reduction
/doc/source/images/img-19.png	175.38kb	102.70kb	41.44%
/doc/source/images/img-17.png	129.85kb	76.16kb	41.35%
/doc/source/images/img-12.png	137.76kb	82.18kb	40.34%
/doc/source/images/img-13.png	139.89kb	83.69kb	40.17%
/doc/source/images/img-14.png	161.37kb	96.77kb	40.03%
/doc/source/images/img-38.png	93.07kb	55.97kb	39.86%
/doc/source/images/img-1.png	97.92kb	60.58kb	38.13%
/doc/source/images/img-36.png	70.23kb	45.38kb	35.39%
/doc/source/images/img-32.png	68.44kb	45.02kb	34.23%
/doc/source/images/img-39.png	420.79kb	297.26kb	29.36%
/doc/source/images/img-25.png	112.98kb	82.09kb	27.34%
/doc/source/images/img-29.png	101.53kb	74.14kb	26.98%
/doc/source/images/img-27.png	115.08kb	84.13kb	26.89%
/doc/source/images/img-26.png	111.27kb	81.35kb	26.89%
/doc/source/images/img-24.png	105.66kb	78.21kb	25.98%
/doc/source/images/img-20.png	44.13kb	32.91kb	25.44%
/doc/source/images/img-11.png	32.05kb	25.88kb	19.27%
/doc/source/images/img-28.png	166.20kb	159.36kb	4.11%
Total :	2,283.61kb	1,563.78kb	31.52%

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