fix the abi tests for diagnostics positions feature

Author: hnampally

tests/abi/config/default.cpp

@@ -24,6 +24,10 @@ TEST_CASE("default namespace")
         expected += "_diag";
 #endif
 
+#if JSON_DIAGNOSTIC_POSITIONS
+        expected += "_dp";
+#endif
+
 #if JSON_USE_LEGACY_DISCARDED_VALUE_COMPARISON
         expected += "_ldvcmp";
 #endif

tests/abi/config/noversion.cpp

@@ -25,6 +25,10 @@ TEST_CASE("default namespace without version component")
         expected += "_diag";
 #endif
 
+#if JSON_DIAGNOSTIC_POSITIONS
+        expected += "_dp";
+#endif
+
 #if JSON_USE_LEGACY_DISCARDED_VALUE_COMPARISON
         expected += "_ldvcmp";
 #endif