C#: Update test expected output.

Author: michaelnebel

csharp/ql/test/query-tests/Useless Code/DefaultToString/DefaultToString.cs

@@ -36,15 +36,15 @@ void M()
         IPublic g = null;
         Console.WriteLine(g);  // GOOD
 
-        Console.WriteLine(new ValueTuple<int, int>(1, 2)); // GOOD [FALSE POSITIVE]
+        Console.WriteLine(new ValueTuple<int, int>(1, 2)); // GOOD
 
-        Console.WriteLine((1, 2)); // GOOD [FALSE POSITIVE]
+        Console.WriteLine((1, 2)); // GOOD
 
         var t1 = new ValueTuple<int, DefaultToString>(1, new DefaultToString());
         Console.WriteLine(t1); // BAD
 
         var t2 = new ValueTuple<A, D>(new A(), new D());
-        Console.WriteLine(t2); // GOOD [FALSE POSITIVE]
+        Console.WriteLine(t2); // GOOD
     }
 
     class A

csharp/ql/test/query-tests/Useless Code/DefaultToString/DefaultToString.expected

@@ -3,10 +3,7 @@
 | DefaultToString.cs:16:27:16:30 | access to local variable ints | Default 'ToString()': $@ inherits 'ToString()' from 'Object', and so is not suitable for printing. | file://:0:0:0:0 | Int32[] | Int32[] |
 | DefaultToString.cs:19:24:19:27 | access to local variable ints | Default 'ToString()': $@ inherits 'ToString()' from 'Object', and so is not suitable for printing. | file://:0:0:0:0 | Int32[] | Int32[] |
 | DefaultToString.cs:34:27:34:27 | access to local variable f | Default 'ToString()': $@ inherits 'ToString()' from 'Object', and so is not suitable for printing. | DefaultToString.cs:72:23:72:30 | IPrivate | IPrivate |
-| DefaultToString.cs:39:27:39:56 | (...) ... | Default 'ToString()': $@ inherits 'ToString()' from 'Object', and so is not suitable for printing. | file://:0:0:0:0 | (Int32,Int32) | (Int32,Int32) |
-| DefaultToString.cs:41:27:41:32 | (...) ... | Default 'ToString()': $@ inherits 'ToString()' from 'Object', and so is not suitable for printing. | file://:0:0:0:0 | (Int32,Int32) | (Int32,Int32) |
 | DefaultToString.cs:44:27:44:28 | (...) ... | Default 'ToString()': $@ inherits 'ToString()' from 'Object', and so is not suitable for printing. | file://:0:0:0:0 | (Int32,DefaultToString) | (Int32,DefaultToString) |
-| DefaultToString.cs:47:27:47:28 | (...) ... | Default 'ToString()': $@ inherits 'ToString()' from 'Object', and so is not suitable for printing. | file://:0:0:0:0 | (A,D) | (A,D) |
 | DefaultToStringBad.cs:8:35:8:35 | access to local variable p | Default 'ToString()': $@ inherits 'ToString()' from 'Object', and so is not suitable for printing. | DefaultToStringBad.cs:14:11:14:16 | Person | Person |
 | DefaultToStringBad.cs:11:38:11:41 | access to local variable ints | Default 'ToString()': $@ inherits 'ToString()' from 'Object', and so is not suitable for printing. | file://:0:0:0:0 | Int32[] | Int32[] |
 | WriteLineArray.cs:7:23:7:26 | access to parameter args | Default 'ToString()': $@ inherits 'ToString()' from 'Object', and so is not suitable for printing. | file://:0:0:0:0 | String[] | String[] |