add nk_io at24_eeprom driver

hc

2023-02-14 796a7ef0befd21e25c2b9e42f53a6d7a4421941d

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# Locally computed:
sha256  5f7e8c835ee49a9e6dcf89f4e8ccbe724b061c0fc8565b504dd8b3e67ab79f82  dtach-v0.9.tar.gz