C++: Accept test changes.

cpp/ql/test/library-tests/dataflow/dataflow-tests/dataflow-ir-consistency.expected

@@ -4,8 +4,6 @@ uniqueType
 uniqueNodeLocation
 missingLocation
 uniqueNodeToString
-| test.cpp:930:8:930:10 | Use of **global_pointer | Node should have one toString but has 2. |
-| test.cpp:930:8:930:10 | Use of *global_pointer | Node should have one toString but has 2. |
 parameterCallable
 localFlowIsLocal
 readStepIsLocal

cpp/ql/test/library-tests/dataflow/dataflow-tests/test-source-sink.expected

@@ -300,7 +300,6 @@ irFlow
 | test.cpp:902:56:902:75 | *indirect_source(2) | test.cpp:911:19:911:48 | *global_array_static_indirect_2 |
 | test.cpp:914:46:914:53 | source | test.cpp:919:10:919:30 | global_pointer_static |
 | test.cpp:915:57:915:76 | *indirect_source(1) | test.cpp:921:19:921:50 | *global_pointer_static_indirect_1 |
-| test.cpp:932:23:932:28 | call to source | test.cpp:936:10:936:23 | global_pointer |
 | test.cpp:932:23:932:28 | call to source | test.cpp:937:10:937:24 | * ... |
 | true_upon_entry.cpp:9:11:9:16 | call to source | true_upon_entry.cpp:13:8:13:8 | x |
 | true_upon_entry.cpp:17:11:17:16 | call to source | true_upon_entry.cpp:21:8:21:8 | x |

cpp/ql/test/library-tests/dataflow/dataflow-tests/test.cpp

@@ -933,7 +933,7 @@ namespace global_variable_conflation_test {
   }
 
   void use() {
-    sink(global_pointer); // $ SPURIOUS: ir
+    sink(global_pointer); // clean
     sink(*global_pointer); // $ ir MISSING: ast
   }
 }