ARIES-2165: Build esa-ant-task on Java 11, 17 and 21

Author: alien11689

.github/workflows/esa-ant-task.yml

@@ -31,7 +31,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        java: [ 8 ]
+        java: [ 8, 11, 17, 21 ]
         os: [ ubuntu-latest ]
     name: JDK${{ matrix.java }} ${{ matrix.os }}
     runs-on: ${{ matrix.os }}

esa-ant-task/readme.txt esa-ant-task/README.md

@@ -7,7 +7,6 @@ Clone the project and then run `mvn clean install`, grab the jar and drop it you
 # Sample build file
 
 ```xml
-
 <?xml version="1.0" encoding="UTF-8"?>
 <!-- ====================================================================== 
                                                     

esa-ant-task/pom.xml

@@ -1,11 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ Licensed to the Apache Software Foundation (ASF) under one
+ or more contributor license agreements.  See the NOTICE file
+ distributed with this work for additional information
+ regarding copyright ownership.  The ASF licenses this file
+ to you under the Apache License, Version 2.0 (the
+ "License"); you may not use this file except in compliance
+ with the License.  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing,
+ software distributed under the License is distributed on an
+ "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ KIND, either express or implied.  See the License for the
+ specific language governing permissions and limitations
+ under the License.
+-->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <parent>
         <groupId>org.apache.aries</groupId>
         <artifactId>parent</artifactId>
-        <version>2.0.0</version>
+        <version>2.1.2-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
@@ -14,8 +33,7 @@
     <name>Aries ESA Ant Task</name>
     <description>Builds an esa (Enterprise Subsystem Archive) from the project for deployment to an aries server.</description>
     <properties>
-        <ant.version>1.8.0</ant.version>
-        <bnd.version>2.4.0</bnd.version>
+        <ant.version>1.10.15</ant.version>
     </properties>
     <dependencies>
         <dependency>