platform/x86: silicom-platform: Fix spelling mistake "platfomr" -> "platform"

There is a spelling mistake in a literal string. Fix it.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20231215112746.13752-1-colin.i.king@gmail.comSigned-off-by: Hans de Goede <hdegoede@redhat.com>

drivers/platform/x86/silicom-platform.c

@@ -866,7 +866,7 @@ static int silicom_fan_control_read_labels(struct device *dev,
 {
 	switch (type) {
 	case hwmon_fan:
-		*str = "Silicom_platfomr: Fan Speed";
+		*str = "Silicom_platform: Fan Speed";
 		return 0;
 	case hwmon_temp:
 		*str = "Silicom_platform: Thermostat Sensor";