MaintNotes: update reference to the latest

gitster · gitster · commit 470ff134604a · 2020-12-28T09:08:01.000-08:00
diff --git a/MaintNotes b/MaintNotes
@@ -174,7 +174,7 @@ named with three dotted decimal digits (e.g. "1.8.5"), but we have
 switched the versioning scheme and "feature releases" are named with
 three-dotted decimal digits that ends with ".0" (e.g. "1.9.0").
 
-The last such release was 2.29 done on Oct 19th, 2020.  You can expect
+The last such release was 2.30 done on Dec 28th, 2020.  You can expect
 that the tip of the "master" branch is always more stable than any of
 the released versions.
 
