Start 2.20 branch, update 2.x to 2.21

Author: cowtowncoder

pom.xml

@@ -9,11 +9,11 @@
   <parent>
     <groupId>com.fasterxml.jackson</groupId>
     <artifactId>jackson-base</artifactId>
-    <version>2.20.1-SNAPSHOT</version>
+    <version>2.21.0-SNAPSHOT</version>
   </parent>
   <groupId>com.fasterxml.jackson.dataformat</groupId>
   <artifactId>jackson-dataformat-xml</artifactId>
-  <version>2.20.1-SNAPSHOT</version>
+  <version>2.21.0-SNAPSHOT</version>
   <name>Jackson-dataformat-XML</name>
   <packaging>jar</packaging>
   <description>Data format extension for Jackson to offer

release-notes/VERSION-2.x

@@ -4,6 +4,10 @@ Project: jackson-dataformat-xml
 === Releases ===
 ------------------------------------------------------------------------
 
+2.21.0 (not yet released)
+
+No changes since 2.20
+
 2.20.0 (28-Aug-2025)
 
 #768: `FromXmlParser` lacks extension point for passing custom `XmlTokenStream`