add nk_io at24_eeprom driver

hc

2023-02-14 796a7ef0befd21e25c2b9e42f53a6d7a4421941d

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# From http://code.google.com/p/fbterm/downloads/detail?name=fbterm-1.7.0.tar.gz&can=2&q=
sha1    dc7b7ff29212c1551f35bf7a50967454d3b8c67c    fbterm-1.7.0.tar.gz