Add config args to Accelerator init_tracker

[rockerBOO]

Related PR #792

Might need a "clean" for the config arguments but this may be better than nothing.

[rockerBOO]

This seems to error with tensorboard. May need to clean up the data so it isn't a mix of different values that are incompatible.

Traceback (most recent call last):
  File "/mnt/900/builds/sd-scripts/train_network.py", line 1118, in <module>
    trainer.train(args)
  File "/mnt/900/builds/sd-scripts/train_network.py", line 818, in train
    accelerator.init_trackers(
  File "/mnt/900/builds/sd-scripts/.venv/lib/python3.10/site-packages/accelerate/accelerator.py", line 615, in _inner
    return PartialState().on_main_process(function)(*args, **kwargs)
  File "/mnt/900/builds/sd-scripts/.venv/lib/python3.10/site-packages/accelerate/accelerator.py", line 2418, in init_trackers
    tracker.store_init_configuration(config)
  File "/mnt/900/builds/sd-scripts/.venv/lib/python3.10/site-packages/accelerate/tracking.py", line 71, in execute_on_main_process
    return PartialState().on_main_process(function)(self, *args, **kwargs)
  File "/mnt/900/builds/sd-scripts/.venv/lib/python3.10/site-packages/accelerate/tracking.py", line 203, in store_init_configuration
    self.writer.add_hparams(values, metric_dict={})
  File "/mnt/900/builds/sd-scripts/.venv/lib/python3.10/site-packages/torch/utils/tensorboard/writer.py", line 335, in add_hparams
    raise TypeError("hparam_dict and metric_dict should be dictionary.")
TypeError: hparam_dict and metric_dict should be dictionary.

[rockerBOO]

Fixed tensorboard support. Only supports int, bool, str, float, and torch.Tensor.