feat: support Nvidia NIMs remote API

[0xSage]

Problem
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Request from user:
https://build.nvidia.com/explore/discover
so this is something I came across. With this we can get access to dbrx, mixtral8x22b through nvdia api
will be good to have them

Success Criteria
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Additional context
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[Realmbird]

@0xSage
Could I try this first issue I might need help doing this since I will be a beginner

[Realmbird]

Mixtral is https://build.nvidia.com/mistralai/mixtral-8x22b-instruct
Dbrx https://docs.api.nvidia.com/nim/reference/databricks-dbrx-instruct-infer

[Van-QA]

hi @Realmbird, feel free to pick it up and draft a PR 🙏 We highly value the contributions of users

[Realmbird]

Current draft #2882

[Realmbird]

Fixed models not holding params currently working on fixing ids with / in name