[FIR] Correctly build scopes for resolve of different parts of constructors

#KT-40409 Fixed

compiler/testData/diagnostics/tests/scopes/classHeader/constructors.fir.kt

@@ -10,8 +10,8 @@ class A(
         cc: Int = Companion.CONST,
         cn: Int = Nested.CONST,
         ci: Int = Interface.CONST,
-        t1: Int = a,
-        t2: Int = b()
+        t1: Int = <!UNRESOLVED_REFERENCE!>a<!>,
+        t2: Int = <!UNRESOLVED_REFERENCE!>b<!>()
 ) {
 
     constructor(
@@ -25,8 +25,8 @@ class A(
             cc: Int = Companion.CONST,
             cn: Int = Nested.CONST,
             ci: Int = Interface.CONST,
-            t1: Int = a,
-            t2: Int = b()
+            t1: Int = <!UNRESOLVED_REFERENCE!>a<!>,
+            t2: Int = <!UNRESOLVED_REFERENCE!>b<!>()
     ) : this(
         foo(),
         Nested(),