Added explicit utf-8 encoding parameter to write methods

[cansik]

As in #999 I experienced the same encoding issue on Windows (see trace-log). Since the write commands should be explicitly use the UTF-8 encoding, I have replaced it at the occurrences in the code.

Error executing job with overrides: []
Traceback (most recent call last):
  File "D:\supergradients-lab\train.py", line 137, in <module>
    main()
  File "D:\supergradients-lab\train.py", line 133, in main
    _main()
  File "C:\envs\supergradients-lab\Lib\site-packages\hydra\main.py", line 94, in decorated_main
    _run_hydra(
  File "C:\envs\supergradients-lab\Lib\site-packages\hydra\_internal\utils.py", line 394, in _run_hydra
    _run_app(
  File "C:\envs\supergradients-lab\Lib\site-packages\hydra\_internal\utils.py", line 457, in _run_app
    run_and_report(
  File "C:\envs\supergradients-lab\Lib\site-packages\hydra\_internal\utils.py", line 223, in run_and_report
    raise ex
  File "C:\envs\supergradients-lab\Lib\site-packages\hydra\_internal\utils.py", line 220, in run_and_report
    return func()
           ^^^^^^
  File "C:\envs\supergradients-lab\Lib\site-packages\hydra\_internal\utils.py", line 458, in <lambda>
    lambda: hydra.run(
            ^^^^^^^^^^
  File "C:\envs\supergradients-lab\Lib\site-packages\hydra\_internal\hydra.py", line 132, in run
    _ = ret.return_value
        ^^^^^^^^^^^^^^^^
  File "C:\envs\supergradients-lab\Lib\site-packages\hydra\core\utils.py", line 260, in return_value
    raise self._return_value
  File "C:\envs\supergradients-lab\Lib\site-packages\hydra\core\utils.py", line 186, in run_job
    ret.return_value = task_function(task_cfg)
                       ^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\supergradients-lab\train.py", line 68, in _main
    results = trainer.train(
              ^^^^^^^^^^^^^^
  File "D:\supergradients-lab\super-gradients\src\super_gradients\training\sg_trainer\sg_trainer.py", line 1253, in train
    self._initialize_sg_logger_objects(additional_configs_to_log)
  File "D:\supergradients-lab\super-gradients\src\super_gradients\training\sg_trainer\sg_trainer.py", line 2022, in _initialize_sg_logger_objects
    self.sg_logger = sg_logger_cls(**sg_logger_params)
                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\supergradients-lab\super-gradients\src\super_gradients\common\sg_loggers\base_sg_logger.py", line 99, in __init__
    self._init_log_file()
  File "D:\supergradients-lab\super-gradients\src\super_gradients\common\environment\ddp_utils.py", line 68, in wrapper
    return func(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^
  File "D:\supergradients-lab\super-gradients\src\super_gradients\common\sg_loggers\base_sg_logger.py", line 154, in _init_log_file
    AutoLoggerConfig.setup_logging(filename=self.logs_path, copy_already_logged_messages=True)
  File "D:\supergradients-lab\super-gradients\src\super_gradients\common\auto_logging\auto_logger.py", line 126, in setup_logging
    self._setup_logging(filename, copy_already_logged_messages, filemode, log_level)
  File "D:\supergradients-lab\super-gradients\src\super_gradients\common\auto_logging\auto_logger.py", line 56, in _setup_logging
    dst.write(src.read())
  File "C:\envs\supergradients-lab\Lib\encodings\cp1252.py", line 19, in encode
    return codecs.charmap_encode(input,self.errors,encoding_table)[0]
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
UnicodeEncodeError: 'charmap' codec can't encode character '\u2713' in position 127114: character maps to <undefined>

[BloodAxe]

Thanks for your PR!

Appreciate taking a time and updating that. Before we continue, can you please update your PR to contain only signed commits? https://github.com/Deci-AI/super-gradients/blob/master/CONTRIBUTING.md#signed-commits That is a hard requirement for a PRs to be accepted.

Thanks in advance!

[cansik]

@BloodAxe Done.

[BloodAxe]

LGTM