J2K: do not produce redundant "internal" words for members in an internal class

j2k/testData/fileOrElement/inheritance/classOneExtendsBaseGeneric.kt

@@ -1,3 +1,3 @@
-internal open class Base<T> internal constructor(name: T)
+internal open class Base<T>(name: T)
 
-internal class One<T, K> internal constructor(name: T, private val mySecond: K) : Base<T>(name)
+internal class One<T, K>(name: T, private val mySecond: K) : Base<T>(name)

j2k/testData/fileOrElement/inheritance/classOneExtendsBaseWithOneParam.kt

@@ -1,3 +1,3 @@
-internal open class Base internal constructor(name: String)
+internal open class Base(name: String)
 
-internal class One internal constructor(name: String, second: String) : Base(name)
+internal class One(name: String, second: String) : Base(name)

j2k/testData/fileOrElement/inheritance/classOneExtendsBaseWithZeroParamsNonEmptyConstructor.kt

@@ -1,3 +1,3 @@
-internal open class Base internal constructor(name: String)
+internal open class Base(name: String)
 
-internal class One internal constructor(name: String, private val mySecond: String) : Base(name)
+internal class One(name: String, private val mySecond: String) : Base(name)

j2k/testData/fileOrElement/inheritance/openModifier.kt

@@ -37,7 +37,7 @@ internal abstract class E {
     internal open fun f2() {
     }
 
-    internal fun f3() {
+    fun f3() {
     }
 }