Fix baseline for file where std::pair stringification is not enabled

projects/SelfTest/Baselines/console.sw.approved.txt

@@ -3336,7 +3336,7 @@ TrickyTests.cpp:<line number>:
 PASSED:
   REQUIRE( (std::pair<int, int>( 1, 2 )) == aNicePair )
 with expansion:
-  { 1, 2 } == { 1, 2 }
+  {?} == {?}
 
 -------------------------------------------------------------------------------
 Pointers can be compared to null

projects/SelfTest/Baselines/xml.sw.approved.txt

@@ -3853,7 +3853,7 @@
           (std::pair<int, int>( 1, 2 )) == aNicePair
         </Original>
         <Expanded>
-          { 1, 2 } == { 1, 2 }
+          {?} == {?}
         </Expanded>
       </Expression>
       <OverallResult success="true"/>