Java to Kotlin converter: do not generate redundant parenthesis for empty constructor parameters

j2k/tests/testData/ast/function/overrideObject3.kt

@@ -1,10 +1,10 @@
-class Base() {
+class Base {
     override fun equals(o: Any?): Boolean {
         return super.equals(o)
     }
 }
 
-class X() : Base() {
+class X : Base() {
     override fun equals(o: Any?): Boolean {
         return super.equals(o)
     }