hwmon/w83627hf: Convert to a platform driver

Convert the w83627hf driver from the nonsensical i2c-isa hack to a
regular platform driver.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 399b6a9..ae3ab91 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -550,8 +550,7 @@
 
 config SENSORS_W83627HF
 	tristate "Winbond W83627HF, W83627THF, W83637HF, W83687THF, W83697HF"
-	depends on HWMON && I2C
-	select I2C_ISA
+	depends on HWMON
 	select HWMON_VID
 	help
 	  If you say yes here you get support for the Winbond W836X7 series