JDK 18 => 19

Author: frenchy64

.github/workflows/build.yml

@@ -66,7 +66,7 @@ jobs:
     needs: setup
     strategy:
       matrix:
-        java: ['8', '11', '17', '18']
+        java: ['8', '11', '17', '19']
     runs-on: ubuntu-latest
     steps:
       - name: Checkout