Don't report the same diagnsotics several times

compiler/testData/diagnostics/tests/j+k/genericConstructor/innerClass.kt

@@ -1,3 +1,4 @@
+// !WITH_NEW_INFERENCE
 // !CHECK_TYPE
 // FILE: Outer.java
 
@@ -12,6 +13,6 @@ fun test(x: List<Int>, y: List<String>) {
     Outer<Int>().Inner("", y, 1) checkType { _<Outer<Int>.Inner<String>>() }
     Outer<Int>().Inner<CharSequence, String, Int>("", y, 1) checkType { _<Outer<Int>.Inner<CharSequence>>() }
 
-    Outer<Int>().Inner("", x, 1) checkType { <!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>_<!><Outer<Int>.Inner<Any>>() }
+    Outer<Int>().Inner("", x, 1) checkType { <!UNRESOLVED_REFERENCE_WRONG_RECEIVER{NI}!>_<!><Outer<Int>.Inner<Any>>() }
     Outer<Int>().Inner<CharSequence, String, Int>("", <!TYPE_MISMATCH, TYPE_MISMATCH!>x<!>, 1)
 }

compiler/testData/diagnostics/tests/j+k/genericConstructor/noClassTypeParametersInvParameter.kt

@@ -12,7 +12,7 @@ fun test(x: Inv<Int>, y: Inv<String>) {
     A("", <!TYPE_MISMATCH!>x<!>)
     A("", y)
 
-    A<String>("", <!TYPE_MISMATCH, TYPE_MISMATCH, TYPE_MISMATCH!>x<!>)
+    A<String>("", <!TYPE_MISMATCH, TYPE_MISMATCH!>x<!>)
 
     A<Any>("", <!TYPE_MISMATCH, TYPE_MISMATCH!>x<!>)
     A<String>("", y)

compiler/testData/diagnostics/tests/j+k/sam/conversionForDerivedGenericClass.kt

@@ -18,5 +18,5 @@ fun test(a: A<Runnable>, b: B, c: C<Runnable>) {
     b.f { }
     c.f { }
     C<Runnable>().f { }
-    C.g<Runnable> <!TYPE_MISMATCH, TYPE_MISMATCH!>{ }<!>
+    C.g<Runnable> <!TYPE_MISMATCH!>{ }<!>
 }

compiler/testData/diagnostics/tests/j+k/sam/enhancedSamConstructor.kt

@@ -18,10 +18,10 @@ fun main() {
     J <!TYPE_MISMATCH!>{ <!EXPECTED_PARAMETER_TYPE_MISMATCH!>s: String<!> -> s}<!> // should be prohibited, because SAM value parameter has nullable type
     J { "" + it<!UNSAFE_CALL!>.<!>length }
     J { <!NULL_FOR_NONNULL_TYPE, NULL_FOR_NONNULL_TYPE!>null<!> }
-    J { <!TYPE_MISMATCH, TYPE_MISMATCH, TYPE_MISMATCH!>it?.length?.toString()<!> }
+    J { <!TYPE_MISMATCH, TYPE_MISMATCH!>it?.length?.toString()<!> }
 
     J2 <!TYPE_MISMATCH!>{ <!EXPECTED_PARAMETER_TYPE_MISMATCH!>s: String<!> -> s}<!>
     J2 { "" + it<!UNSAFE_CALL!>.<!>length }
     J2 { <!NULL_FOR_NONNULL_TYPE, NULL_FOR_NONNULL_TYPE!>null<!> }
-    J2 { <!TYPE_MISMATCH, TYPE_MISMATCH, TYPE_MISMATCH!>it?.length?.toString()<!> }
+    J2 { <!TYPE_MISMATCH, TYPE_MISMATCH!>it?.length?.toString()<!> }
 }

compiler/testData/diagnostics/tests/j+k/samByProjectedType/genericInReturnType.kt

@@ -33,7 +33,7 @@ fun main() {
     }
 
     A.baz {
-        x -> <!TYPE_MISMATCH, TYPE_MISMATCH, TYPE_MISMATCH!>x.hashCode()<!>
+        x -> <!TYPE_MISMATCH, TYPE_MISMATCH!>x.hashCode()<!>
     }
 
     val block: (String) -> Any? = {