Make the CI check all the Java LTS versions

Author: jeanbisutti

.github/workflows/CI.yml

@@ -11,7 +11,7 @@ jobs:
     name: Java ${{ matrix.java }}
     strategy:
       matrix:
-        java: [8, 11]
+        java: [8, 11, 17, 21, 25]
     env:
       REPO_SLUG: ${{ github.repository }}
       BRANCH: ${{ github.head_ref }}