Adjusted indentation (#2793)

from "output:" downwards

components/display/st7789v.rst

@@ -218,37 +218,37 @@ appropriate lines of C code in the lambda to hide or show the image or text as y
         id: tdisplay_button_input_1
 
     # Allow dimmable control of the backlight (pin GPIO4)
-   output:
-     - platform: ledc
-       pin: GPIO4
-       id: gpio4
+    output:
+      - platform: ledc
+        pin: GPIO4
+        id: gpio4
 
-   light:
-     - platform: monochromatic
-       output: gpio4
-       name: "Backlight"
+    light:
+      - platform: monochromatic
+        output: gpio4
+        name: "Backlight"
 
-   image:
-     - file: "image.png"
-       id: my_image
-       resize: 200x200
-       type: RGB24
+    image:
+      - file: "image.png"
+        id: my_image
+        resize: 200x200
+        type: RGB24
 
-   time:
-     - platform: homeassistant
-       id: esptime
+    time:
+      - platform: homeassistant
+        id: esptime
 
-   spi:
-     clk_pin: GPIO18
-     mosi_pin: GPIO19
+    spi:
+      clk_pin: GPIO18
+      mosi_pin: GPIO19
 
-   display:
-     - platform: st7789v
-       cs_pin: GPIO5
-       dc_pin: GPIO16
-       reset_pin: GPIO23
-       rotation: 270
-       lambda: |-
+    display:
+      - platform: st7789v
+        cs_pin: GPIO5
+        dc_pin: GPIO16
+        reset_pin: GPIO23
+        rotation: 270
+        lambda: |-
           it.rectangle(0,  0, it.get_width(), it.get_height(), id(my_blue));
           it.rectangle(0, 20, it.get_width(), it.get_height(), id(my_blue));   // header bar