hwmon/lm78: No longer use i2c-isa

Reimplement the ISA device support as a platform driver, so that we no
longer rely on i2c-isa.
Signed-off-by: Jean Delvare <khali@linux-fr.org>

drivers/hwmon/Kconfig

@@ -291,7 +291,6 @@ config SENSORS_LM77
 config SENSORS_LM78
 	tristate "National Semiconductor LM78 and compatibles"
 	depends on HWMON && I2C
-	select I2C_ISA
 	select HWMON_VID
 	help
 	  If you say yes here you get support for National Semiconductor LM78,