Add documentation for Unifi LED integration (#10720)

* Fixed configuration section

Fixed marked issues

The option "Id" is going to be removed in the integration, making a commit for that after this.

Added . to end of line

* Update source/_integrations/unifiled.markdown

Co-Authored-By: Klaas Schoute <klaas_schoute@hotmail.com>

* Update source/_integrations/unifiled.markdown

Co-Authored-By: Klaas Schoute <klaas_schoute@hotmail.com>

* Update unifiled.markdown

* Small fixes

* ✏️ Tweaks


Co-authored-by: Franck Nijhof <frenck@frenck.nl>

source/_integrations/unifiled.markdown

@@ -0,0 +1,53 @@
+---
+title: "UniFi LED"
+description: "Instructions on how to configure the UniFi LED integration with UniFi LED Controller by Ubiquiti."
+logo: ubiquiti.png
+ha_category:
+  - Light
+ha_release: 0.102
+ha_iot_class: Local Polling
+---
+
+[UniFi LED](https://unifi-led.ui.com/) by [Ubiquiti Networks, inc.](https://www.ubnt.com/) is a system off controller managed led light panels and dimmers.
+
+There is currently support for the following device type within Home Assistant:
+
+- [Light](#light)
+
+## Configuration
+
+```yaml
+# Example configuration.yaml entry
+light:
+  - platform: unifiled
+    host: IP_ADDRESS
+    username: USERNAME
+    password: PASSWORD
+```
+
+{% configuration %}
+host:
+  description: Ip address or hostname used to connect to the Unifi LED controller.
+  type: string
+  required: true
+  default: None
+port:
+  description: Port used to connect to the Unifi LED controller.
+  type: string
+  required: false
+  default: 20443
+username:
+  description: Username used to log into the Unifi LED controller.
+  type: string
+  required: true
+  default: None
+password:
+  description: Password used to log into the Unifi LED controller.
+  type: string
+  required: true
+  default: None
+{% endconfiguration %}
+
+## Light
+
+The light panels output state and brightness are synchronized with home assistant.