Patch release v4.48.2

Sorry because the fixes for num_items_in_batches are not done yet 😓 To follow along see this PR, a new patch will be available soon!

Now, we mostly had BC issue with python version 3.9:

• Restore is_torch_greater_or_equal_than for backward compatibility (#35734) by @tlrmchlsmth
• Fix NoneType type as it requires py>=3.10 (#35843) by @SunMarc

Then we had a small regression for DBRX saving:

• Fix: loading DBRX back from saved path (#35728) by @zucchini-nlp

Finally we have a fix for gemma and the hybrid attention architectures:

• Fix mask slicing for models with HybridCache #35681 by @Cyrilvallez

Miscellaneous:

• Fix is_causal being a tensor (#35791) by @IlyasMoutawwakil