staging: r8188eu: remove unused fields from struct eeprom_priv

Remove unused fields from struct eeprom_priv.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220407192819.10661-5-straube.linux@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>