🚜 Merges/Redirect Coinbase component pages (#8274)

source/_components/coinbase.markdown

@@ -8,14 +8,18 @@ comments: false
 sharing: true
 footer: true
 logo: coinbase.png
-ha_category: Finance
+ha_category:
+  - Finance
+  - Sensor
 ha_release: 0.61
 ha_iot_class: "Cloud Polling"
+redirect_from:
+  - /components/sensor.coinbase/
 ---
 
 The `coinbase` component lets you access account balances and exchange rates from [coinbase](https://coinbase.com).
 
-You will need to obtain an API key from coinbase's [developer site](https://www.coinbase.com/settings/api) to use this component. You need to give read access to `wallet:accounts` in order for the component to access relevant data. 
+You will need to obtain an API key from coinbase's [developer site](https://www.coinbase.com/settings/api) to use this component. You need to give read access to `wallet:accounts` in order for the component to access relevant data.
 
 ## {% linkable_title Configuration %}
 

source/_components/sensor.coinbase.markdown

@@ -1,15 +0,0 @@
----
-layout: page
-title: "Coinbase Sensor"
-description: "Instructions on how to setup Coinbase sensors within Home Assistant."
-date: 2017-12-08 18:00
-sidebar: true
-comments: false
-sharing: true
-footer: true
-logo: coinbase.png
-ha_category: Finance
-ha_release: 0.61
----
-
-To get your coinbase sensors working with Home Assistant, follow the instructions for the general [Coinbase component](/components/coinbase/).