Explain that this repo is out-of-date

Rangi42 · web-flow · commit 9222f9f47fb5 · 2025-08-01T16:41:03.000-04:00
diff --git a/README.rst b/README.rst
@@ -1,3 +1,6 @@
+**The Debian games team requested that this repository be maintained under salsa.debian.org.
+It is now located at https://salsa.debian.org/games-team/rgbds.**
+
 RGBDS
 =====
 

-Original file line number
+Diff line change
@@ @@ -1,3 +1,6 @@ @@
 +**The Debian games team requested that this repository be maintained under salsa.debian.org.
 +It is now located at https://salsa.debian.org/games-team/rgbds.**
++
 RGBDS
 =====