drivers: sensor: tsic_xx6: fix implicit sign extension

This commit explicitly type-casts data_bits to uint64_t
in order to fix implicit sign extension warning

Signed-off-by: Jilay Pandya <[email protected]>

Author: jilaypandya

drivers/sensor/tsic_xx6/tsic_xx6.c

@@ -161,7 +161,8 @@ static void tsic_xx6_get_value(const struct tsic_xx6_config *config, struct tsic
 	int64_t tmp;
 
 	/* Apply the datasheet formula scaled to micro celcius */
-	tmp = data_bits * (config->higher_temperature_limit - config->lower_temperature_limit);
+	tmp = (int64_t)data_bits *
+	      (config->higher_temperature_limit - config->lower_temperature_limit);
 	tmp = tmp * 1000000 / (BIT(config->data_bits) - 1);
 	tmp += (int64_t)config->lower_temperature_limit * 1000000;