[BUG] Multiple Mutable Defaults in vendored LagLlama Code

See the following ruff output:

B006 Do not use mutable data structures for argument defaults
   --> sktime/libs/lag_llama/data/augmentations/augmentations.py:447:52
    |
445 |     """
446 |
447 |     def __init__(self, p, window_ratio=0.1, scales=[0.5, 2.0]):
    |                                                    ^^^^^^^^^^
448 |         super().__init__()
449 |         # 'p' is the probability of applying the window warp to the input data.
    |
help: Replace with `None`; initialize within function

B006 Do not use mutable data structures for argument defaults
   --> sktime/libs/lag_llama/gluon/estimator.py:187:36
    |
185 |         window_warp_prob: float = 0.0,
186 |         window_warp_window_ratio: float = 0.1,
187 |         window_warp_scales: list = [0.5, 2.0],
    |                                    ^^^^^^^^^^
188 |         # Continuning model arguments
189 |         distr_output: str = "studentT",
    |
help: Replace with `None`; initialize within function

B006 Do not use mutable data structures for argument defaults
   --> sktime/libs/lag_llama/gluon/estimator.py:199:26
    |
197 |         time_feat: bool = False,
198 |         dropout: float = 0.0,
199 |         lags_seq: list = ["Q", "M", "W", "D", "H", "T", "S"],
    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
200 |         data_id_to_name_map: dict = {},
201 |         use_cosine_annealing_lr: bool = False,
    |
help: Replace with `None`; initialize within function

B006 Do not use mutable data structures for argument defaults
   --> sktime/libs/lag_llama/gluon/estimator.py:200:37
    |
198 |         dropout: float = 0.0,
199 |         lags_seq: list = ["Q", "M", "W", "D", "H", "T", "S"],
200 |         data_id_to_name_map: dict = {},
    |                                     ^^
201 |         use_cosine_annealing_lr: bool = False,
202 |         cosine_annealing_lr_args: dict = {},
    |
help: Replace with `None`; initialize within function

B006 Do not use mutable data structures for argument defaults
   --> sktime/libs/lag_llama/gluon/estimator.py:202:42
    |
200 |         data_id_to_name_map: dict = {},
201 |         use_cosine_annealing_lr: bool = False,
202 |         cosine_annealing_lr_args: dict = {},
    |                                          ^^
203 |         track_loss_per_series: bool = False,
204 |         ckpt_path: str | None = None,
    |
help: Replace with `None`; initialize within function

B006 Do not use mutable data structures for argument defaults
   --> sktime/libs/lag_llama/gluon/lightning_module.py:113:36
    |
111 |         window_warp_prob: float = 0.0,
112 |         window_warp_window_ratio: float = 0.1,
113 |         window_warp_scales: list = [0.5, 2.0],
    |                                    ^^^^^^^^^^
114 |         data_id_to_name_map: dict = {},
115 |         use_cosine_annealing_lr: bool = False,
    |
help: Replace with `None`; initialize within function

B006 Do not use mutable data structures for argument defaults
   --> sktime/libs/lag_llama/gluon/lightning_module.py:114:37
    |
112 |         window_warp_window_ratio: float = 0.1,
113 |         window_warp_scales: list = [0.5, 2.0],
114 |         data_id_to_name_map: dict = {},
    |                                     ^^
115 |         use_cosine_annealing_lr: bool = False,
116 |         cosine_annealing_lr_args: dict = {},
    |
help: Replace with `None`; initialize within function

B006 Do not use mutable data structures for argument defaults
   --> sktime/libs/lag_llama/gluon/lightning_module.py:116:42
    |
114 |         data_id_to_name_map: dict = {},
115 |         use_cosine_annealing_lr: bool = False,
116 |         cosine_annealing_lr_args: dict = {},
    |                                          ^^
117 |         track_loss_per_series: bool = False,
118 |         nonnegative_pred_samples: bool = False,
    |
help: Replace with `None`; initialize within function