🩹 fix route of the Compilation doc (espanso#2200)

Author: AucaCoyan

Compilation.md

@@ -1,3 +1,5 @@
 
-# This guide has moved to [the `docs/` folder](https://github.com/AucaCoyan/espanso/tree/upgrade-contributing/docs)
+# This guide has moved to [the `docs/` folder](https://github.com/espanso/espanso/blob/dev/docs/src/ch02-building-and-compilation.md)
+
+Root of the developer docs is [here](https://github.com/espanso/espanso/tree/dev/docs)