[FIR] KT-57665: Make dynamic members' parameters dynamic

Parameter types are not only used "to accept" some data,
but they also are used as inputs for inference
(expected types)

^KT-57665 Fixed

compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/impl/FirDynamicScope.kt

@@ -128,7 +128,7 @@ class FirDynamicMembersStorage(val session: FirSession) : FirSessionComponent {
     private val anyArrayTypeRef = buildResolvedTypeRef {
         type = ConeClassLikeTypeImpl(
             StandardClassIds.Array.toLookupTag(),
-            arrayOf(session.builtinTypes.nullableAnyType.coneType),
+            arrayOf(dynamicTypeRef.coneType),
             isNullable = false
         )
     }