update transformers imports for deepspeed and is_torch_xla_available

[Rohan138]

What does this PR do?

Minor fixes corresponding to huggingface/transformers#25599 and huggingface/transformers#29334

Fixes # (issue)

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[Rohan138]

Resolved to check transformers versions. I also added another deprecation fix for is_torch_tpu/xla_available along the same lines.

[IlyasMoutawwakil]

great thanks ! can you use this method instead

optimum/optimum/utils/import_utils.py

Line 162 in c0d9111

def check_if_transformers_greater(target_version: Union[str, version.Version]) -> bool: