message: Fix missing DOCUMENT()
diff: @@ -617,6 +617,9 @@ treated as covering the code.
  };
  DECLARE_REFLECTION_STRUCT(LineColumnInfo);
  +DOCUMENT(R"(Gives per-instruction source code mapping information, including what line(s) correspond
  +to this instruction and which source variables exist
  +)");
  struct InstructionSourceInfo
  {
  DOCUMENT("");
  