Add support for Nougat model

[sherlcok314159]

System Info

...

Who can help?

No response

Information

• The official example scripts
• My own modified scripts

Tasks

• An officially supported task in the examples folder (such as GLUE/SQuAD, ...)
• My own task or dataset (give details below)

Reproduction

The nougat source code is here: https://github.com/facebookresearch/nougat.

Expected behavior

Hope we can use TensorRTLLM with Nougat.

actual behavior

Nougat is not in support.

additional notes

Thanks for your contribution!

[lfr-0531]

TensorRT-LLM can support Nougat model, please refer to the multimodal examples: https://github.com/NVIDIA/TensorRT-LLM/tree/main/examples/multimodal#nougat