use GitHub markdown to emphasise warning in Readme

Author: Roshanjossey

README.md

@@ -22,9 +22,10 @@
 
 *Read this document in other languages: [Deutsch](doc/README.de.md), [English](README.md), [Español](doc/README.es.md), [Français](doc/README.fr.md), [हिन्दी](doc/README.hi.md), [Italiano](doc/README.it.md), [한국어](doc/README.ko.md), [Português Brasil](doc/README.pt_BR.md), [Polski](doc/README.pl.md), [ਪੰਜਾਬੀ ](doc/README.pa.md), [日本語](doc/README.ja.md), [Română](doc/README.ro.md), [Soomaali](doc/README.so.md), [Türkçe](doc/README.tr.md), [正體中文](doc/README.zh_TW.md), [অসমীয়া](doc/README.asm.md), [Српски](doc/README.sr.md)*
 
-<b>WARNING: THIS APP IS IN BETA, SO YOU MAY ENCOUNTER BUGS. IF YOU DO, OPEN AN ISSUE IN OUR GITHUB REPOSITORY BY FILLING OUT THE ISSUE TEMPLATE.</b>
-
-<b>PUTTING NEWPIPE, OR ANY FORK OF IT, INTO THE GOOGLE PLAY STORE VIOLATES THEIR TERMS AND CONDITIONS.</b>
+> [!warning]
+> <b>THIS APP IS IN BETA, SO YOU MAY ENCOUNTER BUGS. IF YOU DO, OPEN AN ISSUE IN OUR GITHUB REPOSITORY BY FILLING OUT THE ISSUE TEMPLATE.</b>
+> 
+> <b>PUTTING NEWPIPE, OR ANY FORK OF IT, INTO THE GOOGLE PLAY STORE VIOLATES THEIR TERMS AND CONDITIONS.</b>
 
 ## Screenshots