Added multiple switches (#7198)

* Added multiple switches

Added example code and text to illustrate how multiple switches would need to be added.

* Added multiple switches (2)

Updated headings and details around using multiple sockets, linking to a discussion comment to link the two together.

* Update switch.tplink.markdown

* fix deploy error

* Back to how it was working

/me stops trying to be clever.

* Time to go back!

Clean up

* ✏️ Move example below configuration list

source/_components/switch.tplink.markdown

@@ -13,7 +13,6 @@ ha_iot_class: "Local Polling"
 ha_release: "0.24"
 ---
 
-
 The `tplink` switch platform allows you to control the state of your [TP-Link smart switch](http://www.tp-link.com/en/products/list-5258.html).
 
 Supported units:
@@ -23,7 +22,7 @@ Supported units:
 - HS110
 - HS200
 
-To use your TP-Link switch in your installation, add the following to your `configuration.yaml` file:
+To use your TP-Link switch or socket in your installation, add the following to your `configuration.yaml` file:
 
 ```yaml
 # Example configuration.yaml entry
@@ -48,3 +47,15 @@ enable_leds:
   type: boolean
 {% endconfiguration %}
 
+## {% linkable_title Adding multiple switches %}
+
+You may need to add [multiple switches](https://community.home-assistant.io/t/multiple-tp-link-switches/6935) and the config would need to include multiple switches separately.
+
+```yaml
+# Example configuration.yaml entry
+switch:
+  - platform: tplink
+    host: FIRST_IP_ADDRESS
+  - platform: tplink
+    host: SECOND_IP_ADDRESS
+```