add nk_io at24_eeprom driver

hc

2023-02-14 796a7ef0befd21e25c2b9e42f53a6d7a4421941d

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# md5 from https://pypi.python.org/pypi/pylru/json, sha256 locally computed
md5    41369d58a1c4391c5cc36f84262abcdc  pylru-1.0.9.tar.gz
sha256    71376192671f0ad1690b2a7427d39a29b1df994c8469a9b46b03ed7e28c0172c  pylru-1.0.9.tar.gz