stay on java 8

src/main/java/me/km/snuviscript/ScriptEvents.java

@@ -599,7 +599,7 @@ public class ScriptEvents implements BlockHarvest, Craft, ContainerClick {
             } else {
                 sc.setVar("args", Arrays.stream(args).map(s -> SnuviUtils.convert(s))
                         .collect(Collectors.toList()));
-                sc.setVar("text_args", List.of(args));
+                sc.setVar("text_args", Arrays.stream(args).collect(Collectors.toList()));
             }
         });
     }