Fix completion test for Java in 193

It looks like java completion doesn't use () anymore.

idea/idea-completion/testData/injava/stdlib/List.java.193

@@ -0,0 +1,9 @@
+public class Testing {
+    public static void test() {
+        List<caret>
+    }
+}
+
+// EXIST: EmptyList
+// EXIST: { lookupString:List,tailText:"<E> java.util" }
+// ABSENT:  { lookupString:List,tailText:"<E> kotlin.collections" }