Prepare for 2.13.1 release

Author: cowtowncoder

pom.xml

@@ -3,7 +3,7 @@
   <parent>
     <groupId>com.fasterxml.jackson</groupId>
     <artifactId>jackson-base</artifactId>
-    <version>2.13.1-SNAPSHOT</version>
+    <version>2.13.1</version>
   </parent>
   <groupId>com.fasterxml.jackson.dataformat</groupId>
   <artifactId>jackson-dataformats-text</artifactId>

release-notes/VERSION-2.x

@@ -18,7 +18,7 @@ Active Maintainers:
 
 No changes since 2.13
 
-2.13.1 (not yet released)
+2.13.1 (19-Dec-2021)
 
 #288: Caching conflict when creating CSV schemas with different views
   for the same POJO