Fixed link to target sensor.mqtt (home-assistant#5104)

Pengman · fabaff · commit 9f2e1b3343cf · 2018-04-04T16:30:49.000+02:00
diff --git a/source/_components/plant.markdown b/source/_components/plant.markdown
@@ -59,7 +59,7 @@ If the sensor data is within the min/max values the status will be `ok`, if not
 
 ## Data Source
 
-The main sources of the data will usually be a [MiFlora sensor](/components/sensor.miflora/) or a [MQTT sensor](/components/sensor.miflora/) receiving the data from a [PlantGateway](https://github.com/ChristianKuehnel/plantgateway).
+The main sources of the data will usually be a [MiFlora sensor](/components/sensor.miflora/) or a [MQTT sensor](/components/sensor.mqtt/) receiving the data from a [PlantGateway](https://github.com/ChristianKuehnel/plantgateway).
 
 If you want to get the date via a PlantGateway, this is a typical configuration for the MQTT sensors:
 
