Update maven.yml

Author: brianluisgomez

.github/workflows/maven.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        java: [ '15' ]
+        java: [ '19' ]
     steps:
     - uses: actions/checkout@v2
     - name: Set up JDK