i2c: eg20t: remove unused function

cppcheck rightfully says:
drivers/i2c/busses/i2c-eg20t.c:266: style: The function 'ktime_lt' is never used

Signed-off-by: Wolfram Sang <wolfram@the-dreams.de>
Cc: Tomoya MORINAGA <tomoya.rohm@gmail.com>
1 file changed