README.md: Adjust pics order

Signed-off-by: Su Yue <glass@fydeos.io>

Author: Su Yue

README.md

@@ -31,13 +31,16 @@ This repository contains the following packages:
  - This board specifically targets the [Orange Pi 5](http://www.orangepi.org/html/hardWare/computerAndMicrocontrollers/details/Orange-Pi-5.html), [Orange Pi 5B](http://www.orangepi.org/html/hardWare/computerAndMicrocontrollers/details/Orange-Pi-5B.html) and [Orange Pi 5 Plus](http://www.orangepi.org/html/hardWare/computerAndMicrocontrollers/details/Orange-Pi-5-plus.html):
 
     Orange Pi 5:
+    
     ![Orange Pi 5](http://www.orangepi.org/img/orange-pi-5-banner-img.png)
 
     Orange Pi 5B:
+    
     ![Orange Pi 5B](http://www.orangepi.org/img/icon-5B-0.png)
 
 
     Orange Pi 5 Plus:
+    
     ![Orange Pi 5 Plus](http://www.orangepi.org/img/pi5-plus/pi5-plus-5.png)
 
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