message: Fix trivial typo in comment.
  Not really important, but since I saw it.
diff: @@ -53,7 +53,7 @@ target_include_directories(
  $<INSTALL_INTERFACE:include>
  )
  -## add debug view defintion file for msvc (natvis)
  +## add debug view definition file for msvc (natvis)
  if (MSVC)
  set(NLOHMANN_ADD_NATVIS TRUE)
  set(NLOHMANN_NATVIS_FILE "nlohmann_json.natvis")
  