docs: Add sha256 sum for 22.2.5
diff --git a/docs/relnotes/22.2.5.rst b/docs/relnotes/22.2.5.rst
index 5fefb07..3cd7444 100644
--- a/docs/relnotes/22.2.5.rst
+++ b/docs/relnotes/22.2.5.rst
@@ -19,7 +19,8 @@
 
 ::
 
-    TBD.
+    850f063146f8ebb262aec04f666c2c1e5623f2a1987dda24e4361b17b912c73b  mesa-22.2.5.tar.xz
+
 
 
 New features