Add Java 23 and 24-ea builds

Author: garydgregory

.github/workflows/maven.yml

@@ -29,9 +29,11 @@ jobs:
       matrix:
         java: [ 8, 11, 17, 21 ]
         experimental: [false]
-#        include:
-#          - java: 22-ea
-#            experimental: true        
+        include:
+          - java: 23
+            experimental: true        
+          - java: 24-ea
+            experimental: true        
 
     steps:
     - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0