message: fix missing newline in flatc help message
diff: @@ -124,7 +124,7 @@ std::string FlatCompiler::GetUsageString(const char *program_name) const {
  " --reflect-names Add minimal type/name reflection.\n"
  " --root-type T Select or override the default root_type\n"
  " --force-defaults Emit default values in binary output from JSON\n"
  - " --force-empty When serializing from object API representation, "
  + " --force-empty When serializing from object API representation,\n"
  " force strings and vectors to empty rather than null.\n"
  "FILEs may be schemas (must end in .fbs), or JSON files (conforming to preceding\n"
  "schema). FILEs after the -- must be binary flatbuffer format files.\n"
  