add nk_io at24_eeprom driver

hc

2023-02-14 796a7ef0befd21e25c2b9e42f53a6d7a4421941d

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# Locally calculated after checking pgp signature
sha256 6c5472401d06527e87adcb53dd270f3c9b1fb688703b04dd7a7cfb86289efe52  Botan-1.10.16.tgz