Java to Kotlin converter: no more 2 conversion modes for each test, just a few tests to test non-standard settings

j2k/tests/testData/ast/newClassExpression/newStaticInnerClass.kt

@@ -1,13 +1,13 @@
 package demo
 
-open class Foo() {
+class Foo() {
     class object {
-        open class Bar()
+        class Bar()
     }
 }
 
-open class User() {
-    open fun main() {
-        var boo: Foo.Bar? = Foo.Bar()
+class User() {
+    fun main() {
+        val boo = Foo.Bar()
     }
 }