update to codeberg links in the readme

README.md

@@ -103,12 +103,12 @@ How to help
 ===========
 
 You can check bugs listed on
-the [bug tracker](https://notabug.org/libreboot/lbmk/issues).
+the [bug tracker](https://codeberg.org/libreboot/lbmk/issues).
 
 If you spot a bug and have a fix, the website has instructions for how to send
 patches, and you can also report it. Also, this entire website is
 written in Markdown and hosted in a [separate
-repository](https://notabug.org/libreboot/lbwww) where you can send patches.
+repository](https://codeberg.org/libreboot/lbwww) where you can send patches.
 
 Any and all development discussion and user support are all done on the IRC
 channel. More information is on the contact page of libreboot.org.