Update pom.xml to use Java 22 for docs

Signed-off-by: Ashley <73482956+ascopes@users.noreply.github.com>

Author: ascopes

pom.xml

@@ -152,7 +152,7 @@
 
     <!-- JavaDocs -->
     <current-year>2024</current-year>
-    <newest-java-version>21</newest-java-version>
+    <newest-java-version>22</newest-java-version>
     <highlight-js.version>11.9.0</highlight-js.version>
 
     <!-- Other configuration -->