fix deprecated `torch.cuda.amp.GradScaler` FutureWarning for pytorch 2.4+ (#3132)
* fix deprecated FutureWarning for pytorch 2.4+
* perform `make style` and `make quality`
* try to fix `Quality Check` on `actions/workflows/quality.yml`
* undo changes for `src/accelerate/utils/memory.py`
* adapt scaler for pytorch.__version__
* fix scalar waning for npu device deps on pytorch2.4 version check
* fallback to default npu scaler
* fallback to default `GradScaler` doc