Add rewrite announcement to readme

Author: Stypox

README.md

@@ -1,4 +1,5 @@
-### Please do **not** open pull requests for *new features* now, as we are planning to rewrite large chunks of the code. Only bugfix PRs will be accepted. More details will be announced soon!
+<h3 align="center">We are planning to <i>rewrite</i> large chunks of the codebase, to bring about <a href="https://github.com/TeamNewPipe/NewPipe/discussions/10118">a new, modern and stable NewPipe</a>!</h3>
+<h4 align="center">Please do <b>not</b> open pull requests for <i>new features</i> now, only bugfix PRs will be accepted.</h4>
 
 <p align="center"><a href="https://newpipe.net"><img src="assets/new_pipe_icon_5.png" width="150"></a></p> 
 <h2 align="center"><b>NewPipe</b></h2>