Revert "Document existing / new MQTT connection properties" (#20357)

source/_integrations/mqtt.markdown

@@ -30,8 +30,6 @@ MQTT (aka MQ Telemetry Transport) is a machine-to-machine or "Internet of Things
 
 Your first step to get MQTT and Home Assistant working is to choose a [broker](/docs/mqtt/broker).
 
-**Note:** If you use TLS or WebSocket, then manual configuration (see below) is currently the only option.
-
 {% include integrations/config_flow.md %}
 
 ## Manual configuration
@@ -43,20 +41,10 @@ To connect to your [own MQTT broker](/docs/mqtt/broker#run-your-own):
 ```yaml
 # Example configuration.yaml entry
 mqtt:
-  broker: "IP_ADDRESS_BROKER"
+  broker: IP_ADDRESS_BROKER
 ```
 
-If your broker requires username / password authentication:
-
-```yaml
-# Example configuration.yaml entry
-mqtt:
-  broker: "IP_ADDRESS_BROKER"
-  username: "MQTT_USERNAME"
-  password: !secret MQTT_PASSWORD
-```
-
-If your broker uses TLS, specify `certificate: auto` or your own CA certificate:
+Manual configuration is required when connecting to a broker over TLS.
 
 ```yaml
 # Example configuration.yaml entry
@@ -64,22 +52,10 @@ mqtt:
   certificate: "PATH_TO_CA.crt"
   broker: "IP_ADDRESS_BROKER"
   port: 8883
+  username: "MQTT_USERNAME"
+  password: !secret MQTT_PASSWORD
 ```
 
-If your broker uses MQTT over WebSocket, specify `transport: websockets` and optionally `ws_path` and `ws_headers` to control the handshake:
-
-```yaml
-# Example configuration.yaml entry
-mqtt:
-  broker: "IP_ADDRESS_BROKER"
-  transport: websockets
-  ws_path: "/mqtt"
-  headers:
-    authorization: Bearer <token>
-```
-
-The version of the MQTT protocol can be changed through the `protocol` attribute.
-
 ## Additional features
 
 - [Certificate](/docs/mqtt/certificate/)