[FIR] Fix inconsistent RETURN_TYPE_MISMATCH and TYPE_MISMATCH reporting on functions and properties

^KT-51203 Fixed

compiler/fir/analysis-tests/testData/resolveWithStdlib/problems/lightMember.kt

@@ -8,5 +8,5 @@ abstract class LightMemberImpl<out D : PsiMember>(computeRealDelegate: () -> D)
 
 abstract class LightFieldImpl<D : PsiField>(computeRealDelegate: () -> D) : LightMemberImpl<PsiField>(computeRealDelegate) {
     override val delegate: D
-        get() = super.delegate
-}
+        get() = <!RETURN_TYPE_MISMATCH!>super.delegate<!>
+}