Prepare for 2.15.0 release

Author: cowtowncoder

pom.xml

@@ -9,7 +9,7 @@
   <parent>
     <groupId>com.fasterxml.jackson</groupId>
     <artifactId>jackson-base</artifactId>
-    <version>2.15.0-SNAPSHOT</version>
+    <version>2.15.0</version>
   </parent>
   <groupId>com.fasterxml.jackson.dataformat</groupId>
   <artifactId>jackson-dataformat-xml</artifactId>

release-notes/VERSION-2.x

@@ -4,7 +4,7 @@ Project: jackson-dataformat-xml
 === Releases ===
 ------------------------------------------------------------------------
 
-2.15.0-rc3 (14-Apr-2023)
+2.15.0 (23-Apr-2023)
 
 #286: Conflict between `@JsonIdentityInfo` and Unwrapped Lists
  (reported by @rupert-madden-abbott)