Update sense for config flow (home-assistant#12175)

source/_integrations/sense.markdown

@@ -8,6 +8,7 @@ ha_category:
   - Sensor
 ha_iot_class: Cloud Polling
 ha_release: 0.82
+ha_config_flow: true
 ha_codeowners:
   - '@kbickar'
 ---
@@ -21,7 +22,9 @@ There is currently support for the following device types within Home Assistant:
 
 ## Configuration
 
-To enable this sensor in your installation, add the following to your `configuration.yaml` file:
+To add `Sense` to your installation, go to **Configuration** >> **Integrations** in the UI, click the button with `+` sign and from the list of integrations select **Sense**.
+
+Alternatively, to enable this sensor in your installation, add the following to your `configuration.yaml` file:
 
 ```yaml
 # Example configuration.yaml entry