Support PyTorch/XLA 2.7

[catalpaaa]

Description & Motivation

PyTorch / XLA 2.7 deprecates several APIs that Lightning still relies on. Could Lightning be updated for full XLA 2.7 compatibility?

Pitch

No response

Alternatives

No response

Additional context

No response

cc @lantiga @Borda

[AlexandrByzov]

Hi, @catalpaaa!

Would you consider separating these two topics into two issues making this one a bug, and not a feature? I implemented a bugfix for torch_xla 2.7, but did not add Native AMP

[catalpaaa]

Hi, @catalpaaa!

Would you consider separating these two topics into two issues making this one a bug, and not a feature? I implemented a bugfix for torch_xla 2.7, but did not add Native AMP

Done, thanks for the fix!