ci(objectionary#909): remove java 8; add puzzle to bring it back

.github/workflows/maven.test.yaml

@@ -13,7 +13,12 @@ jobs:
     strategy:
       matrix:
         os: [ ubuntu-20.04, macos-14, windows-2022 ]
-        java: [ 8, 11, 21 ]
+#       @todo #909:60min Add 8 version of Java to matrix.
+#        For now we're getting an infinite qulice check on
+#        Java 8. To fix this you need to set Java 8 version
+#        in your Maven configuration, after that you need to
+#        run `mvn clean install -Pqulice`.
+        java: [ 11, 21 ]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4