add support for esp32 and esp32-s2

[github-actions[bot]]

Images automagically compressed by Calibre's image-actions ✨

Compression reduced images by 17.5%, saving 27.33 KB.

Filename	Before	After	Improvement	Visual comparison
docs/static/libs/adafruit-grand-central-m4-express.jpg	50.15 KB	36.95 KB	-26.3%	View diff
docs/static/libs/espressif-esp32-devkit-c.jpg	52.10 KB	45.52 KB	-12.6%	View diff
docs/static/libs/jacdac-iot-s2.jpg	53.90 KB	46.35 KB	-14.0%	View diff

129 images did not require optimisation.

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