[NI] Fix smartcasts computation for dot-qualifier expressions

compiler/testData/diagnostics/tests/smartCasts/propertyAsCondition.kt

@@ -1,4 +1,3 @@
-// !WITH_NEW_INFERENCE
 // See also: KT-11998
 data class My(val x: Boolean?)
 
@@ -7,7 +6,7 @@ fun doIt() {}
 fun foo(my: My) {
     if (my.x != null) {
         // my.x should be smart-cast
-        if (<!DEBUG_INFO_SMARTCAST!>my.<!NI;TYPE_MISMATCH!>x<!><!>) doIt()
+        if (<!DEBUG_INFO_SMARTCAST!>my.x<!>) doIt()
         when (<!DEBUG_INFO_SMARTCAST!>my.x<!>) {
             true -> doIt()
         }