Improved error reporting for candidates with wrong parameter count

compiler/testData/diagnostics/testsWithStdLib/purelyImplementedCollection/customClassMutableList.kt

@@ -22,8 +22,8 @@ fun bar(): String? = null
 
 fun foo() {
     var x = A<String>()
-    x.<!NONE_APPLICABLE!>add<!>(null)
-    x.<!NONE_APPLICABLE!>add<!>(bar())
+    x.add(<!NULL_FOR_NONNULL_TYPE!>null<!>)
+    x.add(<!TYPE_MISMATCH!>bar()<!>)
     x.add("")
 
     x[0] = <!NULL_FOR_NONNULL_TYPE!>null<!>
@@ -36,4 +36,4 @@ fun foo() {
 
     val b4: Collection<String?> = x
     val b6: MutableCollection<String?> = <!TYPE_MISMATCH!>x<!>
-}
+}