Report unsupported on using underscored type argument if the corresponding feature is disabled

compiler/testData/diagnostics/tests/inference/underscoredTypeArgument.fir.kt

@@ -1,4 +1,4 @@
-// FIR_IDENTICAL
+// !LANGUAGE: -PartiallySpecifiedTypeArguments
 // !DIAGNOSTICS: -UNCHECKED_CAST
 // WITH_RUNTIME
 

compiler/testData/diagnostics/tests/inference/underscoredTypeArgument.kt

@@ -1,9 +1,10 @@
+// !LANGUAGE: -PartiallySpecifiedTypeArguments
 // !DIAGNOSTICS: -UNCHECKED_CAST
 // WITH_RUNTIME
 
 fun <K, T> foo(x: (K) -> T): Pair<K, T> = (1 as K) to (1f as T)
 
 fun box(): String {
-    val x = foo<Int, <!UNRESOLVED_REFERENCE!>_<!>> { it.toFloat() } // Pair<Int, Float>
+    val x = foo<Int, <!UNSUPPORTED("underscored type argument")!>_<!>> { it.toFloat() } // Pair<Int, Float>
     return "OK"
 }