update release notes

Author: cowtowncoder

release-notes/VERSION-2.x

@@ -14,6 +14,11 @@ Active maintainers:
 === Releases ===
 ------------------------------------------------------------------------
 
+2.20.2 (not yet released)
+
+#640: (cbor) CBOR throws ArrayIndexOutOfBoundsException with long ASCII text
+ (reported, fix contributed by Manuel S)
+
 2.20.1 (30-Oct-2025)
 
 #599: (cbor) Unable to deserialize stringref-enabled CBOR with ignored properties
@@ -44,13 +49,6 @@ Active maintainers:
 - Fixes wrt [core#1438] (ParserBase.close() not resetting current token)
 - Generate SBOMs [JSTEP-14]
 
------
-
-Not yet released
-
-#640: (cbor) CBOR throws ArrayIndexOutOfBoundsException with long ASCII text
- (reported, fix contributed by Manuel S)
-
 2.19.4 (29-Oct-2025)
 2.19.3 (29-Oct-2025)