Transformers version 4.55 upgrade, Update PyTorch to 2.7.0+cpu, Torchvision to 0.22.0+cpu, and Python Requirement to >=3.9

[quic-mamta]

Update Transformers to 4.55.0
Update PyTorch to 2.7.0+cpu
Torchvision to 0.22.0+cpu
and Python Requirement to >=3.9

Updated modeling files and Cache Utils for transformers 4.55.0

Updated models :

1. codegen
2. falcon
3. gemma
4. gemma2
5. gptj
6. gpt2
7. granite
8. granite_moe
9. grok1
10. llama
11. llama_swiftkv
12. mistral
13. mixtral_moe
14. mpt
15. phi
16. phi3
17. qwen2
18. starcoder2
19. gpt_bigcode
20. internvl
21. llava
22. llava_next
23. whisper
24. gemma3
25. llama4
26. mllama