axis2: add meta.changelog

Changed files
+1
pkgs
servers
http
tomcat
axis2
+1
pkgs/servers/http/tomcat/axis2/default.nix
···
meta = {
description = "Web Services / SOAP / WSDL engine, the successor to the widely used Apache Axis SOAP stack";
homepage = "https://axis.apache.org/axis2/java/core/";
+
changelog = "https://axis.apache.org/axis2/java/core/release-notes/${version}.html";
maintainers = [ ];
platforms = lib.platforms.unix;
sourceProvenance = with lib.sourceTypes; [ binaryBytecode ];