I2C: Added missing fprintfs
I2C: Added missing fprintfs

mtusnio/LetMeCreateIoT,mtusnio/LetMeCreateIoT,CreatorDev/LetMeCreateIoT,CreatorDev/LetMeCreateIoT,mtusnio/LetMeCreateIoT,CreatorDev/LetMeCreateIoT,mtusnio/LetMeCreateIoT,CreatorDev/LetMeCreateIoT