Update bme280.md (#1) (#1444)

The name should be bme280.c, not bit.c .

docs/en/modules/bme280.md

@@ -1,7 +1,7 @@
 # BME280 module
 | Since  | Origin / Contributor  | Maintainer  | Source  |
 | :----- | :-------------------- | :---------- | :------ |
-| 2016-02-21 | [vsky279](https://github.com/vsky279) | [vsky279](https://github.com/vsky279) | [bit.c](../../../app/modules/bme280.c)|
+| 2016-02-21 | [vsky279](https://github.com/vsky279) | [vsky279](https://github.com/vsky279) | [bme280.c](../../../app/modules/bme280.c)|
 
 This module provides a simple interface to [BME280/BMP280 temperature/air presssure/humidity sensors](http://www.bosch-sensortec.com/bst/products/all_products/bme280) (Bosch Sensortec).
 
@@ -196,4 +196,4 @@ none
 
 #### Returns
 - `T` temperature in celsius as an integer multiplied with 100 or `nil` when readout is not successful
-- `t_fine` temperature measure used in pressure and humidity compensation formulas (generally no need to use this value)
+- `t_fine` temperature measure used in pressure and humidity compensation formulas (generally no need to use this value)