[NI] Turn off KnownTypeParameterSubstitutor for NI

The main consequence of it is that TYPE_MISMATCH range for control
structures became wider.

Also, for extra safety, don't change behaviour of OI.

compiler/testData/diagnostics/tests/exposed/inaccessibleType.kt

@@ -1,4 +1,5 @@
 // !DIAGNOSTICS: -USELESS_CAST -UNUSED_PARAMETER -UNUSED_VARIABLE
+// !WITH_NEW_INFERENCE
 
 // FILE: j/Base.java
 package j;
@@ -38,7 +39,7 @@ fun <T> listOf2(x1: T, x2: T): List<T> = null!!
 fun <T> arrayOf2(x1: T, x2: T): Array<T> = null!!
 
 fun test() {
-    val test1: Base = if (true) d1 else d2
+    val test1: Base = <!NI;INACCESSIBLE_TYPE!>if (true) d1 else d2<!>
 
     val test2 = <!INACCESSIBLE_TYPE!>if (true) d1 else d2<!>
 
@@ -47,10 +48,10 @@ fun test() {
         else -> d2
     }<!>
 
-    val test4: Base = when {
+    val test4: Base = <!NI;INACCESSIBLE_TYPE!>when {
         true -> d1
         else -> d2
-    }
+    }<!>
 
     val test5 = <!INACCESSIBLE_TYPE!>select(d1, d2)<!>