Add docs for Netgear LTE config flow (#27283)

* Add docs for Netgear LTE config flow

* Update source/_integrations/netgear_lte.markdown

Co-authored-by: c0ffeeca7 <38767475+c0ffeeca7@users.noreply.github.com>

---------

Co-authored-by: c0ffeeca7 <38767475+c0ffeeca7@users.noreply.github.com>

source/_integrations/netgear_lte.markdown

@@ -8,11 +8,14 @@ ha_category:
   - Notifications
   - Sensor
 ha_iot_class: Local Polling
+ha_config_flow: true
 ha_domain: netgear_lte
 ha_platforms:
   - binary_sensor
   - notify
   - sensor
+ha_codeowners:
+  - '@tkdrob'
 ha_integration_type: integration
 ha_codeowners:
   - '@tkdrob'
@@ -34,106 +37,11 @@ Splitting of long SMS messages is not supported so notifications can contain a m
 
 </div>
 
-## Configuration
+{% include integrations/config_flow.md %}
 
-To enable the integration, add the following lines to your `configuration.yaml` file:
+## Notification Service
 
-```yaml
-# Example configuration.yaml entry
-netgear_lte:
-  - host: IP_ADDRESS
-    password: SECRET
-    notify:
-      - name: sms
-        recipient: "+15105550123"
-    sensor:
-      monitored_conditions:
-        - usage
-        - sms
-    binary_sensor:
-      monitored_conditions:
-        - wire_connected
-        - mobile_connected
-```
-
-{% configuration %}
-host:
-  description: The IP address of the modem web interface.
-  required: true
-  type: string
-password:
-  description: The password used for the modem web interface.
-  required: true
-  type: string
-notify:
-  description: A list of notification services connected to this specific host.
-  required: false
-  type: list
-  keys:
-    recipient:
-      description: The phone number of a default recipient or a list with multiple recipients.
-      required: false
-      type: [string, list]
-    name:
-      description: The name of the notification service.
-      required: false
-      default: "`netgear_lte`"
-      type: string
-sensor:
-  description: Configuration options for sensors.
-  required: false
-  type: map
-  keys:
-    monitored_conditions:
-      description: Sensor types to create.
-      required: false
-      default: usage
-      type: list
-      keys:
-        cell_id:
-          description: The Cell ID, a number identifying the base station.
-        connection_text:
-          description: A connection text, e.g., "4G".
-        connection_type:
-          description: The connection type, e.g., "IPv4Only".
-        current_band:
-          description: The radio band used, e.g., "LTE B3".
-        current_ps_service_type:
-          description: The service type, e.g.,  "LTE".
-        radio_quality:
-          description: A number with the radio quality in percent, e.g., "55"
-        register_network_display:
-          description: The name of the service provider.
-        rx_level:
-          description: The RSRP value, a measurement of the received power level, e.g., "-95".
-        sms:
-          description: Number of unread SMS messages in the modem inbox.
-        sms_total:
-          description: Number of SMS messages in the modem inbox.
-        tx_level:
-          description: Transmit power, e.g., "23".
-        upstream:
-          description: Current upstream connection, "WAN" or "LTE".
-        usage:
-          description: Amount of data transferred.
-binary_sensor:
-  description: Configuration options for binary sensors.
-  required: false
-  type: map
-  keys:
-    monitored_conditions:
-      description: Binary sensor types to create.
-      required: false
-      default: mobile_connected
-      type: list
-      keys:
-        mobile_connected:
-          description: The LTE connection state.
-        wire_connected:
-          description: The wired uplink connection state.
-        roaming:
-          description: The current roaming state.
-{% endconfiguration %}
+The integration will create a `notify` service matching the name of the integration entry. This is the model name of the device by default.
 
 ## Events