Feature Request: Add Support for ModernBert

[sukkritsharmaofficial]

Prerequisites

• [x] I am running the latest code. Mention the version if possible as well.
• [x] I carefully followed the README.md.
• [x] I searched using keywords relevant to my issue to make sure that I am creating a new issue that is not already open (or closed).
• [x] I reviewed the Discussions, and have a new and useful enhancement to share.

Feature Description

• Add Support for ModernBert https://huggingface.co/nomic-ai/modernbert-embed-base

Motivation

Use the more enhanced version of embedding models for accurate retrieval.

Possible Implementation

No response