it change java version 17 to 21

Author: ibrahimatay

pom.xml

@@ -39,8 +39,8 @@
     </modules>
 
     <properties>
-        <java.source.version>17</java.source.version>
-        <java.target.version>17</java.target.version>
+        <java.source.version>21</java.source.version>
+        <java.target.version>21</java.target.version>
         <maven.compiler.source>${java.source.version}</maven.compiler.source>
         <maven.compiler.target>${java.target.version}</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -58,4 +58,4 @@
         </pluginManagement>
     </build>
 
-</project>
+</project>