address review comments

Author: stuartparmenter

content/components/display/hub75.md

@@ -313,40 +313,10 @@ The three key settings for LVGL are:
 This action allows you to dynamically change the brightness of the display at runtime.
 
 ```yaml
-# Example: Control brightness with a template number
-number:
-  - platform: template
-    name: "Display Brightness"
-    id: brightness
-    icon: "mdi:brightness-6"
-    min_value: 1
-    max_value: 255
-    step: 1
-    optimistic: true
-    restore_value: true
-    initial_value: 128
-    on_value:
-      then:
-        - hub75.set_brightness:
-            id: matrix_display
-            brightness: !lambda return x;
-
-# Example: Turn display off/on by setting brightness
-switch:
-  - platform: template
-    name: "Display Power"
-    id: display_power
-    icon: "mdi:power"
-    restore_mode: RESTORE_DEFAULT_ON
-    optimistic: true
-    turn_on_action:
-      - hub75.set_brightness:
-          id: matrix_display
-          brightness: 128
-    turn_off_action:
-      - hub75.set_brightness:
-          id: matrix_display
-          brightness: 0
+on_...:
+  - hub75.set_brightness:
+      id: matrix_display
+      brightness: 128
 ```
 
 **Configuration variables:**