Update brewpi_avr/TempSensor.cpp
Update brewpi_avr/TempSensor.cpp

spelling of two.
glibersat/firmware,glibersat/firmware,glibersat/firmware,etk29321/firmware,etk29321/firmware,BrewPi/firmware,etk29321/firmware,etk29321/firmware,BrewPi/firmware,BrewPi/firmware,BrewPi/firmware,etk29321/firmware,BrewPi/firmware,BrewPi/firmware,BrewPi/firmware,BrewPi/firmware,etk29321/firmware,glibersat/firmware,glibersat/firmware,glibersat/firmware,glibersat/firmware