Add test cases for obsolete issues

#KT-3407 Obsolete
 #KT-4753 Obsolete

compiler/testData/codegen/boxWithJava/interfaces/abstractClassInheritsFromInterface/ExtendsKCWithT.java

@@ -0,0 +1,5 @@
+public class ExtendsKCWithT extends KC {
+    public static String bar() {
+        return new ExtendsKCWithT().foo();
+    }
+}

compiler/testData/codegen/boxWithJava/interfaces/abstractClassInheritsFromInterface/KC.kt

@@ -0,0 +1,9 @@
+// KT-3407 Implementing (in Java) an abstract Kotlin class that implements a trait does not respect trait method definition
+
+trait T {
+    fun foo() = "OK"
+}
+
+abstract class KC: T {}
+
+fun box() = ExtendsKCWithT.bar()

compiler/testData/codegen/boxWithJava/interfaces/inheritJavaInterface/MyInt.java

@@ -0,0 +1,4 @@
+public interface MyInt {
+
+    String test();
+}

compiler/testData/codegen/boxWithJava/interfaces/inheritJavaInterface/interfaceInheritance.kt

@@ -0,0 +1,11 @@
+interface A : MyInt {
+    override public fun test(): String? {
+        return "OK"
+    }
+}
+
+class B: A
+
+fun box() : String {
+    return B().test()!!
+}