[Feature] rename HUGGINGFACEHUB_API_TOKEN to HF_TOKEN

[lianhao]

Priority

Undecided

OS type

Ubuntu

Hardware type

Xeon-GNR

Running nodes

Single Node

Description

Following latest changes in GenAIExamples/GenAIComps, we need to rename HUGGINGFACEHUB_API_TOKEN to HF_TOKEN while try to keep backward compatibility for end helm users.

[lianhao]

This single issue to cover all changes from #1094 to #1106

[chensuyue]

Hi @lianhao, will you submit a PR before code freeze?

[lianhao]

@chensuyue Please help land in #1145 first before I cook the PR