Don't report the same diagnsotics several times

compiler/testData/diagnostics/tests/inference/upperBounds/useBoundsToInferTypeParamsSimple.kt

@@ -1,3 +1,4 @@
+// !WITH_NEW_INFERENCE
 package a
 
 fun <V: U, U> foo(v: V, u: U) = u
@@ -15,7 +16,7 @@ fun <T> checkItIsExactlyAny(t: T, l: MutableList<T>) {}
 fun <V : U, U> baz(v: V, u: MutableSet<U>) = u
 
 fun test(a: Any, s: MutableSet<String>) {
-    baz(a, <!TYPE_MISMATCH, TYPE_MISMATCH!>s<!>)
+    <!TYPE_INFERENCE_UPPER_BOUND_VIOLATED{OI}!>baz<!>(a, <!TYPE_MISMATCH{NI}!>s<!>)
 }
 
 //from standard library