[FIR2IR] Fix adapted callable reference to nested class constructor

^KT-56829 Fixed

compiler/testData/codegen/box/callableReference/adaptedReferences/nestedClassConstructorWithDefault.kt

@@ -0,0 +1,13 @@
+class Command {
+    class Add(val arg: String? = "OK")
+    inner class InnerAdd(val arg: String? = "OK")
+}
+
+fun execute(func: () -> Command.Add) = func()
+fun execute(c: Command, func: (Command) -> Command.InnerAdd) = func(c)
+
+fun box(): String {
+    if (execute(Command::Add).arg != "OK") return "FAIL 1"
+    if (execute(Command(), Command::InnerAdd).arg != "OK") return "FAIL 2"
+    return "OK"
+}