FIR: Rework delegation constructor calls resolution

Make it work independently of being called for inner class (as in FE 1.0)

compiler/testData/diagnostics/tests/generics/finalUpperBoundWithoutOverride.fir.kt

@@ -79,4 +79,4 @@ object MessageManager15 : Manager<Int> {
     var <T : Int> T.y
         get() = 10
         set(value) {}
-}
+}

compiler/testData/diagnostics/tests/generics/kt5508.fir.kt

@@ -6,7 +6,7 @@ abstract class A<T> {
     public abstract fun bar(x: T)
 
     public inner abstract class B<S> : A<B<S>>() {
-        public inner class C<U> : B<C<U>>()
+        public inner class C<U> : <!UNRESOLVED_REFERENCE!>B<C<U>><!>()
         {
             // Here B<C<U>> means A<A<A<T>.B<S>>.B<A<T>.B<S>.C<U>>>.B<A<A<T>.B<S>>.B<A<T>.B<S>.C<U>>.C<U>>
             // while for being a correct override it should be A<A<T>.B<S>>.B<A<T>.B<S>.C<U>>