Generate nullability annotations on this receiver in DefaultImpls. Don't generate nullability annotations in private methods

#KT-36969 Fixed

compiler/testData/codegen/bytecodeListing/defaultImpls.kt

@@ -1,18 +1,33 @@
-// IGNORE_BACKEND: JVM_IR
 interface A
 
+@Retention(AnnotationRetention.BINARY)
+annotation class Anno
+
 interface B {
-    fun foo()
+    fun foo(a: String)
 }
 
 interface C {
     val bar: Int
 }
 
+@Anno
 interface D {
-    fun baz() = 5
+    fun baz(p: String) = 5
+    private fun test(a: String) = "123"
 }
 
 interface E {
     class InsideE
-}
+}
+
+@Anno
+interface F {
+    var bar: String
+        get() = "123"
+        set(value) {}
+
+    private var baz: String
+        get() = "123"
+        set(value) {}
+}