Fixes #266 - Update to Java 21

pom.xml

@@ -1,58 +1,25 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
+
 <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>
-
-
   <groupId>com.manorrock.ocelot</groupId>
-
-
   <artifactId>project</artifactId>
-
-
   <version>23.8.0-SNAPSHOT</version>
-
-
   <packaging>pom</packaging>
-
-
   <name>Manorrock Ocelot - Project</name>
-
-
   <description>
         Manorrock Ocelot delivers you with Cloud native tooling.
-    </description>
-
-
+  </description>
   <url>https://github.com/manorrock/ocelot</url>
-
-
   <properties>
-
-
     <!-- dependencies -->
-
-
     <azure-sdk-bom.version>1.2.11</azure-sdk-bom.version>
-
-
     <jakarta.version>10.0.0</jakarta.version>
-
-
     <junit.version>5.10.0</junit.version>
-
-
     <groovy.version>4.0.13</groovy.version>
-
-
     <piranha.version>23.8.0</piranha.version>
-
-
     <!-- other -->
-
-
-    <java.version>17</java.version>
+    <java.version>21</java.version>
 
 
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>