message: Fix doc: "--input_arrays" instead of "--input_array".
diff: @@ -83,7 +83,7 @@ bool ParseModelFlagsFromCommandLineFlags(
  "Deprecated: use --input_data_types instead. Input array type, if "
  "not already provided in the graph. "
  "Typically needs to be specified when passing arbitrary arrays "
  - "to --input_array."),
  + "to --input_arrays."),
  Flag("input_data_types", parsed_flags.input_data_types.bind(),
  parsed_flags.input_data_types.default_value(),
  "Input arrays types, comma-separated, if not already provided in "
  